Compose melodies by merging the prescribed musical pattern and the supplied theme.
X:1
L:1/8
M:4/4
K:G
['B2 BA'  
X:1
L:1/8
M:4/4
K:G
 DG |"G" B2 BA GBed | B2 BA GBdB |"C" edcB cBAG |1,3"Am" FGAB"D" A2 :|2,4"D" FDEF"G" G4 :: 
"B7" e2 f2"Em" g2 e2 | e3 f"C" gfed | edcB"Am" cBAG |1,3"D" FGAB A4 :|2,4"D" FDEF"G" G4 :|  