Create a musical piece with the provided alphabetic notation system and theme.
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
['a/g/ f2 d dcd B2 B Bcd', 'D/E/ F2 F FED A2 A']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
|: a/g/ | f2 d dcd | B2 B Bcd | BAG FED | A2 A A2 a/g/ | f2 d dcd | B2 B Bcd | BAG FGE | 
 D3-!fine! D2 :| D/E/ | F2 F FED | A2 A ABc | def Bed | cBc A2 D/E/ | F2 F FED | A2 A Bcd | 
 cea cdB |!D.C.! A3- A2 |]  