Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
Q:1/8=120
M:4/4
K:G
['GABc d^cde d2', 'gfef gbag']  
X:1
L:1/8
Q:1/8=120
M:4/4
K:G
"^slow with expression" gf | edBA GABc | d^cde d2 gf | e^dBA GABA | Beed e2 gf | edB>A GABc | 
 d^cde d2 ga | bgaf gefd | Be>e^d e2 || ef | gfef gbag | fede fgaf | gfef gbag | fe^df e2 ef | 
 gfef gbag | fe^de fagf | gbag fagf | e^def g2 |]  