Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/8
M:6/8
K:D
['A2 A A>BG FGE D>FG A>BA AFA', 'd2 e fgf', 'd3 AFD', 'dfd dfd']  
X:1
L:1/8
M:6/8
K:D
 A2 A A>BG | FGE D>FG | A>BA AFA | B3 d3 | D2 D DEF | GAF E2 D | dcB AFA | B3 d3 :: d2 e fgf | 
 efd ecA | d2 e fgf | e3 A3 | d2 e fgf | efd ecA | (B/c/dB) AFA | B3 d3 :: AFD AFD | BGE BGE | 
 AFD EFA | B3 d3 | AFD dAF | GAF E2 D | fed AFA | B3 d3 :: dfd dfd | ecA acA | dfd dfd | e3 A3 | 
 dfd afd | (c/d/e)c ecA | (B/c/d)B AFA | B3 d3 :|  