Create a composition using the letter notation of the specified musical motif and the provided melodic theme.
X:1
L:1/4
M:6/4
K:D
['d3/2 c/ d', 'a2 e e3/2 f/ e f2 g']  
X:1
L:1/4
M:6/4
K:D
 a | f3 d2 g | e3 c2 f | d3/2 c/ d B2 e | c3 A3 | d3/2 c/ d e f g | g2 f f e a | b2 a a2 ^g | 
 a3- a2 :: e | e3/2 f/ e f2 g | a3/2 b/ a g2 a | f3/2 e/ d c2 B | B3 F3 | G2 A B3/2 c/ d | 
 d2 e c2 d | e f g e2 d | d3- d2 |]  