Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:3/4
K:Dmin
['(ef) d4 dd/^c/ (df){fg} af', 'bb a(g{fg} fe) df e^c/e/']  
X:1
L:1/8
M:3/4
K:Dmin
 AA/^G/ (A^c) ce | (ef) d4 | dd/^c/ (df){fg} af |{fg} (fe) e4 | AA/^G/ (A^c) c{c}e | (ef) d4 | 
{/e} dd/^c/ (df){fg} af |{f} e^c/e/ [Dd]4 :: (af){fg} fe/f/{fg} aa | (bg){ga} g^f/g/ bb | 
{ab} a(g{fg} fe) df | e^c/e/ (dA) FA | (af){fg} fe/f/{f} aa | (bg){ga} g^f/g/ bb | 
{ab} a(g{fg} fe) df | e^c/e/ [Dd]4 :|  