Compose a song based on the given alphabetical pattern and musical motif.
X:1
L:1/8
M:2/2
K:G
['G2 (BG)', 'cAFA Tdcde dBGB', 'cAFA g2 (gb) a2 af g2 ab', 'cAFA (3BAG (dG)']  
X:1
L:1/8
M:2/2
K:G
 G2 (BG) AGFD | G2 (BG) cAFA | G2 (BG) AGFD | defd cAFA :| Tdcde dBGB | dedB cAFA | Tdcde dBGB | 
 defd cAFA | d3 e dBGB | dedB cAFA | d2 df e2 ef | gefd cAFA |: g2 (gb) a2 af | g2 ab c'baf | 
 gfgb abaf | defd cAFA :| (3BAG (dG) BGGA | (3BAG (dB) cAFA | (3BAG (dG) BGGB | defd cAFA | 
 (3BAG (dG) BGGA | (3BAG (dB) cAFA | BG (3GFG cA (3AGA | defd cAFA |]  