Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
Q:1/8=270
M:6/8
K:G
['dbf gBe edB G2 G', 'B Te3- efg Tf3- fab gfe ^def']  
X:1
L:1/8
Q:1/8=270
M:6/8
K:G
 B/c/ | dbf gBe | edB G2 G | FAc edF | Ged Bc^c | dbf gBe | edB G2 G | FAe def | g3- g2 :: B | 
 Te3- efg | Tf3- fab | gfe ^def | eFG E2 B | Te3- efg | Tf3- fab | gfe ^def | e3- e2 :|  