Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/8
Q:1/4=90
M:4/4
K:D
['(d>c) BA FD B,CDE FABc d2', 'd2 (cd)']  
X:1
L:1/8
Q:1/4=90
M:4/4
K:D
"_vb" (d>c) | BA FD B,CDE | FABc d2 (dc) | BcAF E>FED | B,6 (d>c) | BA FD B,CDE | FABc d2 (cd) | 
 B>cAF E>FED | D6 || (FE) | DF (AB/c/) d2 (cd) |{f} ecdB AFD>E | FABd cAB^G | A6 (d>c) | 
 BA FD B,CDE | FABc d2 (cd) | B>cAF E>FED | D6 |]  