Assemble a piece of music following the alphabetical representation and incorporating the provided motif.
X:1
L:1/8
M:2/2
K:D
['A>D (3FED', 'cdeg fddg fdcA Bdce dfag fdec dBAG', '', '(fg) afdg bgeg fdec dcBA Bdce dfeg', 'fg abaf gfeg fdec dfag fdec dBAG']  
X:1
L:1/8
M:2/2
K:D
"^A" | dB | A>D (3FED A>D (3FED | Adcd fdcd | B>E (3GFE B>E (3GFE | Beed cdeg || fddg fdcA | 
 Bdce dfag | fdec dBAG | FGEF D2 |]"^B" || (fg) | afdg bgeg | fdec dcBA | Bdce dfeg | fagb a2 || 
 fg | abaf gfeg | fdec dfag | fdec dBAG | FGEF D2 |]  