add track (0,0) -> (10,0) add switch (-5,0) -> (0,0),(-5,5) set switch 2 position (-5,5) create engine diesel T1 Alpha 1 true true add train 1 T1-Alpha put train 1 at (5,0) in direction 1,0 step -5 create train-set ICE 1 2 true true add train 2 ICE-1 create train-set ICE 2 2 true true add train 3 ICE-2 create train-set ICE 2E 2 true true add train 4 ICE-2E create train-set ICE 3 2 true true add train 5 ICE-3 add track (10,0) -> (20,0) add track (20,0) -> (30,0) add track (30,0) -> (40,0) add track (40,0) -> (50,0) put train 1 at (9,0) in direction 1,0 put train 2 at (41,0) in direction -1,0 put train 3 at (25,0) in direction 1,0 put train 4 at (19,0) in direction 1,0 put train 5 at (31,0) in direction -1,0 step 2 add switch (50,0) -> (55,0),(50,5) put train 1 at (51,0) in direction 1,0 delete track 7 put train 1 at (0,0) in direction 0,-1 exit