Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
M:2/4
K:A
['Gd Bd G>F Ge dB', 'G>F Ge dB', 'Af ec', 'Af ec']  
X:1
L:1/8
M:2/4
K:A
 Gd Bd | G>F Ge | dB B/A/G/A/ | BA AB/A/ | Gd Bd | G>F Ge | dB AB/A/ | G3 :| e>d e/f/g | G>F Ge | 
 dB B/A/G/A/ |1 BA Ad | ee/d/ e/f/g | G>F Ge | dB AB/A/ | G3 :|2 BA AB/A/ | Gd Bd | G>F Ge | 
 dB AB/A/ | G3 || Ae ce | A>G Af | ec c/B/A/B/ | cB Bc/B/ | Ae ce | A2 Af | ec Bc/B/ | A2- A :| 
 f>^e f/g/a | A>G Af | ec cA/B/ |1 cB Be | ff/e/ f/g/a | A2- Af | ec Bc/B/ | A2- A :|2 cB Bc/B/ | 
 Ae ce | A>G Af | ec Bc/B/ | A2- A ||  