Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/8
M:2/4
K:D
['dB BA']  
X:1
L:1/8
M:2/4
K:D
"A" ef/e/"G" dB | BA B/c/d |"A" ef/e/"G" dB | BA A2 |"A" ef/e/"G" dB | BA B/c/d |"A" ab/a/"G" gc | 
"D" ed d2 ::"D" f>e fA | B/c/d ef |"G" g>f ga |"A" ba fa |"D" f>e fA | B/c/d ef |"G" ab/a/"A" gc | 
"D" ed d2 :|  