Construct a piece of music by converting the stated musical sequence into an alphabetical format and integrating the supplied motif.
X:1
L:1/8
M:6/8
K:G
['B2 G GDG', 'Bcd ded ded']  
X:1
L:1/8
M:6/8
K:G
 B2 G GDG | G2 G ABc | B2 G GDG | A2 B cBA | B2 G GDG | G2 G ABc | B2 c dcB | A2 B cBA :: Bcd ded | 
 ded d2 c | Bcd dBd | e2 f g2 d | Bcd ded | ded def | gfe dcB | A2 B cBA :|  