Create a composition using the letter notation of the specified musical motif and the provided melodic theme.
X:1
L:1/8
M:6/8
K:D
['F2 A G2 B', 'faf def']  
X:1
L:1/8
M:6/8
K:D
 F2 A G2 B | ABc d3 | F2 A G2 B | AGF E3 | F2 A G2 B | ABc d3 | f2 d g2 e | edc d3 :: faf def | 
 eae cde | faf def | ecA A3 | faf def | eae cde | faf gec | ddd d3 :|  