Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:2/2
K:C
['G2 G2']  
X:1
L:1/8
M:2/2
K:C
 GE |"C" C2 c4 Bc |"G" dBGB"C" c2 cd |"C" ecec"G" fdfd |"Am" gece"G" dBGE |"C" C2 c4 Bc | 
"G" dBGB"C" c2 Bc |"G" dBdB"D7" cAG^F |"G" G2 G2 G2 :: ef |"C" gfed"C7" c_BAG |"F" A2 F2 F2 fg | 
"Dm" agfe"D7" dcBA |"G" B2 G2 G2 ef |"C" gege"F" fafa |"C" gege"F" fafa |"C" geaf"G7" edcB | 
"C" c2 c2 c2 :|  