Updated production rules:
rule_34: A16 -> A18 A7 9 A17
rule_27: A10 -> A5 14
rule_40: A22 -> 2 4 9 A8 A23
rule_13: A6 -> A7 5
rule_46: A28 -> A30 7 5 A9 A29
rule_9: A6 -> 4 9