Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
['GFGA GBdB AGAB ABcB ABcd efge', 'Adcd Agfe defg a2 f2 efge cABc', 'GBdB AGAB ABcB ABcd efge']  
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
 D2 | GFGA GBdB | AGAB ABcB | ABcd efge | dgfe dcBA | GFGA GBdB | AGAB ABcB | ABcd efge | 
 dcBA G2 :| B2 | Adcd Agfe | defg a2 f2 | efge cABc | dfec A2 F2 | Adcd Agfe | defg a2 f2 | 
 efge cABc | d2 f2 d2 :|"^Repeat of Part A" GFGA GBdB | AGAB ABcB | ABcd efge | dgfe dcBA | 
 GFGA GBdB | AGAB ABcB | ABcd efge | dcBA G4 |]  