1update = 5; 2newplane = 8; 3width = 30; 4height = 21; 5 6exit: ( 12 0 x ) ( 29 0 z ) ( 29 6 a ) ( 29 13 a ) 7 ( 9 20 e ) ( 0 13 d ) ( 0 6 d ) ( 0 0 c ) ; 8 9beacon: ( 12 17 ) ( 23 6 ) ( 23 13 ) ( 25 17 ) 10 ( 12 6 ) ( 12 13 ) ( 6 6 ) ; 11 12airport: ( 18 17 d ) ; 13 14line: [ ( 1 1 ) ( 16 16 ) ] 15 [ ( 1 6 ) ( 28 6 ) ] 16 [ ( 12 1 ) ( 12 17 ) ] 17 [ ( 10 19 ) ( 28 1 ) ] 18 [ ( 13 17 ) ( 17 17 ) ] 19 [ ( 1 13 ) ( 28 13 ) ] 20 [ ( 19 17 ) ( 24 17 ) ] 21 [ ( 19 17 ) ( 22 14 ) ] 22 [ ( 26 16 ) ( 28 14 ) ] ; 23