Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
M:2/4
K:A
['ec/B/ AA/A/ A/B/c/d/', 'df ec A>c', 'Fc Bc']  
X:1
L:1/8
M:2/4
K:A
 A/ | df ec/B/ | AA/A/ A/B/c/d/ | ef/g/ a/g/f/e/ | df e>e | Af ec/B/ | AA/A/ A/B/c/d/ | 
 e/d/c/B/ AG | BG A :: A | dA df | ec A>c | ef/^g/ Bg | fe/^d/ e>e | df df | ec A>c | e/d/c/B/ AG | 
 BG A :: G | Fc Bc | Fc Bc | fc fc | cc/d/ c/B/A/G/ |1 Fc Bc | dF d>f | ec d/c/B/A/ | 
 A/G/B/G/ A3/2 :|2 Fc Bc | Fd Ge | AA/B/ d/c/B/A/ | A/G/B/G/ A |]  