Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/16
M:2/4
K:D
['(FA) BAFA D2(FA) BABd e2(de) faaf egfe', 'B2(dB) BAFA D2(FA) BABd e2(de) faaf egfe', 'd2 (fg) afdf a2(gf) gfga b2(ag) faaf', 'B2(dB) BAFA D2(FA) BABd e2(de) faaf egfe']  
X:1
L:1/16
M:2/4
K:D
 (FA) | BAFA D2(FA) | BABd e2(de) | faaf egfe | dfed B2(dB) || BAFA D2(FA) | BABd e2(de) | 
 faaf egfe | d2dd d2 :: (fg) | afdf a2(gf) | gfga b2(ag) | faaf egfe | dfed B2(dB) || BAFA D2(FA) | 
 BABd e2(de) | faaf egfe | d2dd d2 :|  