Create a musical piece with the provided alphabetic notation system and theme.
X:1
L:1/8
M:2/2
K:G
['A2 BA', 'GABd edge', 'GE E2 cEGE DGBG A3 B', 'G2 Bd efge']  
X:1
L:1/8
M:2/2
K:G
 B3 G A2 BA | GE E2 cEGE | DGBG A2 BA | GEED EFGA | B3 d A2 BA | GE E2 cEGE | DGBG A2 BA | 
 GEED E3 D || GABd edge | dB B2 dBAB | GABd edge | dBAG EDB,D | GABd edge | dB B2 dega | 
 (3bag ag egde | gedB AGEG ||"^Variations:" DGBG A2 BA | GE E2 cEGE | DGBG A3 B | GEFD EGGA | 
 B3 d A3 F | GE E2 cEGE | DGBG A3 B | GEED EGGD || G2 Bd efge | dBAB dBAB | G2 Bd efge | 
 dBAG EGGD | G2 Bd efge | dB B2 dega | (3bag ag egde | gedB AGED ||  