Compose a song based on the given alphabetical pattern and musical motif.
X:1
L:1/8
M:2/4
K:F
['A AGAB']  
X:1
L:1/8
M:2/4
K:F
 A | AGAB | c z2 A | AGAB | cBAA | AGAB | c2 d2 | AAAA | cG G2 | G/G/G/A/B/B/c/c/ | dccA | 
 cc/c/cB | eeec | cc/c/BB | A2 z |]  