%P00
N010 JMP (M090 = 1) N100
N030 JMP (M091 = 1) N200
N040 JMP N010
N100 SET M090 = 0
N110 GO  A H010 V H011
N115 JMP (M090=1) N115
N120 JMP N010
N200 SET M091 = 0
N210 GO  R H020 V H021
N215 JMP (M091=1) N215
N220 JMP N010
END