Compose a song based on the given alphabetical pattern and musical motif.
X:1
L:1/8
Q:1/8=160
M:4/4
K:D
['afed e3', 'd3 f afed e3']  
X:1
L:1/8
Q:1/8=160
M:4/4
K:D
 d2 e2 afed | e3 d B3 A | d3 f afed | e3 f d4 | d2 e2 afed | e3 d B3 A | d3 f afed | e3 f d2 :: 
 ga | b6 fg | a4 fe | d3 f afed | e3 d B3 A | d3 f afed | e3 f d2 ga | b6 fg | a6 fe | d3 f afed | 
 e3 d B3 A | d3 f afed | e3 f d4 :|  