436 lines
13 KiB
XML
436 lines
13 KiB
XML
<PropertyList>
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<name>Taxiing</name>
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<description>
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This tutorial covers moving the aircraft around on the ground, from the parking position to the run-up area.
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For more information on taxiing, see Section 2-9 of the FAA Airplane Flying Handbook available at http://www.faa.gov/library/manuals/aircraft/airplane_handbook/.
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</description>
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<audio-dir>Aircraft/c172p/tutorial/startup</audio-dir>
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<timeofday>morning</timeofday>
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<presets>
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<airport-id>KLVK</airport-id>
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<on-ground>1</on-ground>
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<runway>12</runway>
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<altitude-ft>-9999</altitude-ft>
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<latitude-deg>37.6952</latitude-deg>
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<longitude-deg>-121.8167</longitude-deg>
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<heading-deg>175.0</heading-deg>
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<airspeed-kt>0</airspeed-kt>
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<glideslope-deg>0</glideslope-deg>
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<offset-azimuth-deg>0</offset-azimuth-deg>
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<offset-distance-nm>0</offset-distance-nm>
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</presets>
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<targets>
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<j1>
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<!-- Turn right onto taxiway -->
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<longitude-deg>-121.81664</longitude-deg>
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<latitude-deg>37.6949</latitude-deg>
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</j1>
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<j2>
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<!-- Mention differential braking -->
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<longitude-deg>-121.82258</longitude-deg>
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<latitude-deg>37.6949</latitude-deg>
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</j2>
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<j3>
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<!-- Left turn in taxiway -->
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<longitude-deg>-121.8250</longitude-deg>
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<latitude-deg>37.69498</latitude-deg>
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</j3>
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<a1>
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<!-- Right turn onto taxiway A -->
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<longitude-deg>-121.8251</longitude-deg>
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<latitude-deg>37.694616</latitude-deg>
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</a1>
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<a2>
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<!-- Runup aread -->
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<longitude-deg>-121.8294</longitude-deg>
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<latitude-deg>37.69459</latitude-deg>
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</a2>
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</targets>
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<init>
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<set>
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<property>/controls/gear/brake-parking</property>
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<value>1</value>
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</set>
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<set>
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<property>/controls/flight/flaps</property>
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<value>0.0</value>
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</set>
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<set>
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<property>/controls/engines/engine/magnetos</property>
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<value>3</value>
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</set>
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<set>
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<property>/controls/engines/engine/throttle</property>
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<value>0.2</value>
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</set>
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<set>
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<property>/controls/engines/engine/starter</property>
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<value>true</value>
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</set>
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<set>
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<property>/instrumentation/adf/frequencies/selected-khz</property>
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<value>340</value>
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</set>
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<set>
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<property>/environment/weather-scenario</property>
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<value>Fair weather</value>
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</set>
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<set>
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<property>/controls/flight/elevator-trim</property>
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<value>0.17</value>
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</set>
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</init>
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<step>
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<message>In this lesson we'll taxi the aircraft from its parking position infront of the FBO,
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along taxiways Juliet and Alpha to the run-up area near runway 07L.</message>
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<nasal>
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<script>
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# Script to simulate holding down the starter button until the engine starts
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var starter = func() {
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setprop("/controls/engines/engine/starter", 1);
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if (! getprop("/engines/engine/running")) {
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settimer(starter, 0);
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}
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};
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# The FDM resets the starter property on each FDM cycle. By effectively starting
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# a number of threads to continually keep setting the starter to true, we can
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# get around this and give the engine the opportunity to catch.
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starter();
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starter();
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starter();
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starter();
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starter();
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</script>
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</nasal>
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</step>
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<step>
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<set>
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<property>/controls/engines/engine/starter</property>
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<value>false</value>
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</set>
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<message>I've already started the engine. Press Shift-B to release the parking brake. Throttle up to about
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20% to move forward slightly, then hold b to check that the normal brakes work.</message>
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<error>
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<message>The parking brake is still on. Release it by pressing Shift-B.</message>
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<condition>
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<equals>
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<property>/controls/gear/brake-parking</property>
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<value>1</value>
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</equals>
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</condition>
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</error>
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<error>
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<message>Throttle up to about 20% to move forward slightly.</message>
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<condition>
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<and>
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<equals>
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<property>/controls/gear/brake-parking</property>
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<value>0</value>
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</equals>
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<less-than>
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<property>/controls/engines/engine/throttle</property>
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<value>0.15</value>
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</less-than>
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</and>
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</condition>
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</error>
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<error>
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<message>Apply the brakes by pressing b.</message>
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<condition>
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<and>
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<equals>
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<property>/controls/gear/brake-parking</property>
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<value>0</value>
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</equals>
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<equals>
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<property>/controls/gear/brake-left</property>
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<value>0</value>
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</equals>
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<equals>
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<property>/controls/gear/brake-left</property>
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<value>0</value>
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</equals>
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</and>
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</condition>
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</error>
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<exit>
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<condition>
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<and>
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<equals>
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<property>/controls/gear/brake-parking</property>
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<value>0</value>
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</equals>
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<equals>
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<property>/controls/gear/brake-left</property>
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<value>1</value>
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</equals>
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<equals>
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<property>/controls/gear/brake-left</property>
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<value>1</value>
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</equals>
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</and>
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</condition>
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</exit>
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</step>
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<step>
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<message>Keep applying the brakes. You can steer the aircraft on the ground by either using 0/Enter on the
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numeric keypad, or using the mouse in yoke mode (+) with the left mouse button held down. If you need to slow
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down, just press b to apply the brakes.</message>
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<wait>10</wait>
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<error>
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<message>Keep the brakes on until I tell you to start taxiing.</message>
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<condition>
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<or>
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<equals>
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<property>/controls/gear/brake-left</property>
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<value>0</value>
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</equals>
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<equals>
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<property>/controls/gear/brake-left</property>
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<value>0</value>
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</equals>
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</or>
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</condition>
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</error>
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</step>
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<step>
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<message>Release the brakes and taxi forwards. You may need to apply a little throttle to get going. Make a right turn onto taxiway Juliet.</message>
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<wait>5</wait>
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<error>
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<message>That's left, not right.</message>
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<condition>
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<or>
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<less-than>
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<property>/sim/tutorials/targets/j2/direction-deg</property>
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<value>-135.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/j2/direction-deg</property>
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<value>135.0</value>
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</greater-than>
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</or>
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</condition>
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</error>
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<error>
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<message>Apply a little throttle to get going, but then reduce it once you're moving.</message>
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<condition>
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<less-than>
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<property>/velocities/groundspeed-kt</property>
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<value>1.0</value>
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</less-than>
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</condition>
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</error>
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<exit>
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<condition>
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<and>
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<less-than>
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<property>/sim/tutorials/targets/j2/direction-deg</property>
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<value>20.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/j2/direction-deg</property>
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<value>-20.0</value>
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</greater-than>
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</and>
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</condition>
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</exit>
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</step>
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<step>
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<message>Continue taxiing along taxiway Juliet. Keep the nosewheel on the yellow line. Don't allow the aircraft to go too fast - use b to brake if you need to. </message>
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<error>
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<message>
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You're straying off the taxiway. Keep heading on taxiway Juliet, keeping your nosewheel on the yellow line.
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</message>
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<condition>
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<or>
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<less-than>
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<property>/sim/tutorials/targets/j2/direction-deg</property>
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<value>-20.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/j2/direction-deg</property>
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<value>20.0</value>
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</greater-than>
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</or>
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</condition>
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</error>
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<error>
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<message>You're going too fast. Reduce your throttle slightly and apply your brakes.</message>
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<condition>
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<greater-than>
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<property>/velocities/groundspeed-kt</property>
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<value>10.0</value>
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</greater-than>
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</condition>
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</error>
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<exit>
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<condition>
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<less-than>
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<property>/sim/tutorials/targets/j2/distance-m</property>
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<value>150.0</value>
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</less-than>
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</condition>
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</exit>
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</step>
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<step>
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<message>If you need to turn very tightly, you can apply differential braking, and only brake one wheel, by pressing ',' for the left, or '.' for the right.</message>
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<error>
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<message>
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You're straying off the taxiway. Keep your nosewheel on the yellow line.
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</message>
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<condition>
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<or>
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<less-than>
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<property>/sim/tutorials/targets/j3/direction-deg</property>
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<value>-20.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/j3/direction-deg</property>
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<value>20.0</value>
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</greater-than>
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</or>
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</condition>
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</error>
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<error>
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<message>You're going too fast. Reduce your throttle slightly and apply your brakes.</message>
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<condition>
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<greater-than>
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<property>/velocities/groundspeed-kt</property>
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<value>10.0</value>
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</greater-than>
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</condition>
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</error>
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<exit>
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<condition>
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<less-than>
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<property>/sim/tutorials/targets/j3/distance-m</property>
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<value>100.0</value>
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</less-than>
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</condition>
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</exit>
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</step>
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<step>
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<message>The taxiway turns left here. Slow down by applying some brakes (b) and follow it round.</message>
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<error>
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<message>
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You're straying off the taxiway. Turn left.
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</message>
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<condition>
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<or>
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<less-than>
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<property>/sim/tutorials/targets/a1/direction-deg</property>
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<value>-45.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/a1/direction-deg</property>
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<value>45.0</value>
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</greater-than>
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</or>
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</condition>
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</error>
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<exit>
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<condition>
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<less-than>
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<property>/sim/tutorials/targets/a1/distance-m</property>
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<value>25.0</value>
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</less-than>
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</condition>
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</exit>
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</step>
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<step>
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<message>We're now at the intersection of taxiways Juliet, Golf and Alpha. Turn right onto taxiway Alpha.</message>
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<error>
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<message>That's left, not right.</message>
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<condition>
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<or>
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<less-than>
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<property>/sim/tutorials/targets/a2/direction-deg</property>
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<value>-135.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/a2/direction-deg</property>
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<value>135.0</value>
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</greater-than>
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</or>
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</condition>
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</error>
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<exit>
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<condition>
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<and>
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<less-than>
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<property>/sim/tutorials/targets/a2/direction-deg</property>
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<value>20.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/a2/direction-deg</property>
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<value>-20.0</value>
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</greater-than>
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</and>
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</condition>
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</exit>
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</step>
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<step>
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<message>Continue taxiing along taxiway Alpha to the end of the taxiway. </message>
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<error>
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<message>
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You're straying off the taxiway. Keep heading on taxiway Alpha, keeping your nosewheel on the yellow line.
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</message>
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<condition>
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<or>
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<less-than>
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<property>/sim/tutorials/targets/a2/direction-deg</property>
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<value>-15.0</value>
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</less-than>
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<greater-than>
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<property>/sim/tutorials/targets/a2/direction-deg</property>
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<value>15.0</value>
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</greater-than>
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</or>
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</condition>
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</error>
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<exit>
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<condition>
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<less-than>
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<property>/sim/tutorials/targets/a2/distance-m</property>
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<value>60.0</value>
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</less-than>
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</condition>
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</exit>
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</step>
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<step>
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<message>We've reached the run-up area. Brake slowly to a stop and set the parking brake (shift-b).</message>
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<exit>
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<condition>
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<equals>
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<property>/controls/gear/brake-parking</property>
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<value>1</value>
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</equals>
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</condition>
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</exit>
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</step>
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<end>
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<message>We've reached the run-up area. Well done.</message>
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</end>
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</PropertyList>
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