1update = 5; 2newplane = 5; 3width = 30; 4height = 21; 5 6exit: ( 0 0 c ) ( 10 0 x ) ( 29 10 a ) 7 ( 29 20 q ) 8 ( 19 20 w ) ( 0 10 d ) ; 9 10beacon: ( 10 10 ) ( 19 10 ) ; 11 12airport: ( 15 15 x ) ; 13 14line: [ ( 1 1 ) ( 9 9 ) ] 15 [ ( 10 1 ) ( 10 9 ) ] 16 [ ( 1 10 ) ( 9 10 ) ] 17 [ ( 11 10 ) ( 18 10 ) ] 18 [ ( 15 11 ) ( 15 14 ) ] 19 [ ( 20 10 ) ( 28 10 ) ] 20 [ ( 19 11 ) ( 19 19 ) ] 21 [ ( 20 11 ) ( 28 19 ) ] ; 22