Develop a musical composition using the provided theme as a foundation.
Only One Section  
X:1
L:1/8
M:4/4
K:G
 G2 B2 d3 c | B2 A2 G2 z D | G2 B2 d3 c | B2 A2 G2 z B | BBBA B2 AG | BdcB A2 z A | GAB^cd>dd=c | 
 BBAA G4 |]  