Updated production rules:
rule_4: A2 -> A5 A3 3 2
rule_14: A9 -> 12 1 13 10 11 1 9 8
rule_27: A15 -> 17 1 21 15 18 1 20 14
rule_47: A22 -> A25 A23 23 22
rule_70: A37 -> 6 1 7 1 5 30 1 31 35 34 16 1 25 19 26 33 32