Create a composition using the letter notation of the specified musical motif and the provided melodic theme.
X:1
L:1/8
M:4/4
K:G
['(3gfg b>g e2 d>c B>cd>B G2 G2', 'dcBc dcde dBGB c2 BcAF D2 G2']  
X:1
L:1/8
M:4/4
K:G
 B>d |"G" (3gfg b>g e2 d>c | B>cd>B G2 G2 | DGBG DGBG | dcBc"D" A2 d2 |"G" (3gfg b>g e2 d>c | 
 B>cd>B G2 G2 |"D" FGAB cBce | dcAF"G" G2 :: (Bc) |"G" dcde dBGB |"C" c2 Bc"G" AF D2 | G2 Bc defg | 
 agfe dcBc | dcde dBGB |"C" c2 BcAF D2 |"G" G2 Bc dgfg |"D" ecAF"G" G2 :|  