Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
M:6/8
K:Dmix
['Bdc BAG', 'G2 G/G/']  
X:1
L:1/8
M:6/8
K:Dmix
 c | Bdc BAG | D3- D2 c | Bdc BAG | B>cd- dzc | Bdc BAG | c3- c2 c/c/ | c>BA BAG | FED- D z || D | 
 G2 G/G/ GAG | F3- F2 D | G2 G/G/ GAB | c>BA- Azd | G2 G/G/ GAG | F3- F2 G | A2 A/A/ ABG | 
 F>ED- D z ||  