Formulate chord sequences to accompany the provided musical composition.
dB | AFEG FDEF | D2 FA dfec | dcBA FABc | dBAF E2 dB | AFEG FDEF | D2 FA dfec | 
 dcBA FDGF | (3EFE D2 D2 :: (3ABc | dfef dBAB | dfef d2 Bc | dcBA FABc | 
 dBAF E2 dB | AFEG FDEF | D2 FA dfec | dcBA FABc | d2 f2 d2 :|  
X:1
L:1/8
M:4/4
K:D
 dB |"D" AFEG FDEF | D2 FA dfec |"G" dcBA"D" FABc |"G" dBAF"A" E2 dB |"D" AFEG FDEF | D2 FA dfec | 
"G" dcBA"A" FDGF | (3EFE D2"D" D2 :: (3ABc |"Bm" dfef dBAB |"D" dfef d2 Bc |"G" dcBA"D" FABc | 
"G" dBAF"A" E2 dB |"D" AFEG"Em7" FDEF |"D" D2 FA dfec |"G" dcBA"Em7" FABc |"A" d2 f2"D" d2 :|  