Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
Q:1/4=150
M:2/2
K:C
['G2 BG (B/c/d)', 'g2 bg afed']  
X:1
L:1/8
Q:1/4=150
M:2/2
K:C
 C |[K:G] Ta Ae G2 BG (B/c/d) BG | F2 AF (A/B/c) AF | G2 BG (B/c/d) gB | cAdB | G/G/G G2 :: d | 
 g2 bg afed | e2 f2 gagd | g2 bg afed | (e/f/g) (f/g/a) Tg3 B | ceAc BdGB | Aagf edcB | ceAc BdGB | 
 (A/B/c) AF G4 :|  