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:1/8=180
M:4/4
K:D
['', 'dB B2', 'gefe dafa', 'fa a2', 'dg bgaf gfed f2 af']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 fe |: dBBA B3 c | dB B2 fgef | dBBA BABd | ABde fdef |"^5" dB B2 FB B2 | dB B2 def^g | 
 aAA^G A2 FB | ABde fdef ||"^9" dcdf edfe | dafa gefe | dafa eg g2 | defa gefe |"^13" dafa gefe | 
 dafa g2 dg | bgaf gfed | f2 af gfed ||"^17" fA A2 FAEF | Dafa gfed | gbba b2 ba | gbaf gfed | 
"^21" fA A2 FAde | fdaf g2 dg | bgaf gfed | f2 af gfed ||"^25" fa a2 fa a2 | faaf gfed | 
 gb b2 gb b2 | gbaf gbed |"^29" fa a2 fa a2 | faaf g2 dg | bgaf gfed | f2 af gfef ||  