ref: 9705641244292ed97ef7802438a4fce6bdc75579 dir: /examples/accept.ref/
A 3 B 3 C 3 ABC 3 B 3 C 3 D 3 BCD 3 A 3 B 3 C 3 ABC 3 B 3 C 3 D 3 BCD 3 A 3 B 3 C 3 ABC 3 B 3 C 3 D 3 BCD 3 A 3 B 3 C 3 ABC 3 B 3 C 3 D 3 BCD 3