Construct a melodic piece using the designated alphabetic pattern and the provided musical theme.
X:1
L:1/8
M:2/4
K:G
['d2 Bd ed B>A GA BG', 'de/d/ Bd']  
X:1
L:1/8
M:2/4
K:G
|: d2 Bd | ed B>A | GA BG | dB A2 | d2 Bd | ed B>A | GA BG |1 EG D2 :|2 EG DF |: E/D/E/F/ GE | 
 BA G2 | de/d/ Bd | gf e2 | de/d/ Bd | ed B>A | GA BG |1 EG DF :|2 EG D2 ||  