Construct a musical piece conforming to the alphabetically indicated blueprint and the supplied motif.
X:1
L:1/8
M:2/4
K:A
['A a2 g _g f2 e fa', 'E2 E d2 c/B/ c e2 d']  
X:1
L:1/8
M:2/4
K:A
 A a2 g | _g f2 e | fa ec | dB AG | A a2 g | _g f2 e | fa Bd | e2 E2 :| E d2 c/B/ | c e2 d | 
 ca Ac | BE E2 | A c2 B/A/ | Aa gf | edcB | A2 A,2 :|  