플랫4개 붙었습니다.Ab,Bbm,Ab,Bbm,Eb,Ab,Bbm,Ab,Bbm,Eb,Ab,Fm,Bbm,Eb,Fm,Bbm,Eb7,Ab,Fm,Bbm,Eb,Fm,Bbm,Eb7,Ab,Eb7,Ab,Fm,Bbm,Eb,Fm,Bbm,Eb7,Ab,Fm,Bbm,Eb,Fm
당신은 어느 그룹입니까?