Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:4/4
K:G
['', 'g dGBG EA-A>c BGBd (e/f/a) (Tf/e) dGBG', 'a2 d2 dgfg afed']  
X:1
L:1/8
M:4/4
K:G
 g |: dGBG EA-A>c | BGBd (e/f/a) (Tf/e) | dGBG FA-A>B | EGFA G2 G :| d | [Bg]2 (f>g) afed | 
 .g-.g Tf>g{fg} a2 d2 | dgfg afed | (e/f/g) (f/g/a) g2 (g>d) | [Bg]g fg{fg} afed | ggfg a2 d2 | 
 dgfg afed | egfa gbeg |]  