Compose a song based on the given alphabetical pattern and musical motif.
X:1
L:1/8
M:4/4
K:D
['A2 d/e/f gfed', 'a2 gf gfed']  
X:1
L:1/8
M:4/4
K:D
 A2 Bd A2 d/e/f | gfed B2 z2 | A A/B/d A2 d/e/f | gfed d>e f2 | A2 Be A2 d/e/f | gfed B3 c | 
 dcBA gfed | TB3 A Bc d2 || fefg a2 gf | gfed B2 z2 | fefg a2 gf | gfed f>gag | fefg{fg} a2 gf | 
 gfed B2 z2 | dcBA gfed | TB3 A Bc d2 ||  