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:1/2=120
M:2/2
K:A
['d2 cd', '']  
X:1
L:1/8
Q:1/2=120
M:2/2
K:A
"A" EAAG ABcd | efec"D" d2 cd |"A" eAAA ABcA |"G" B=GEF"G" G2 FG |"A" EAAG ABcd | efec"D" d2 cd | 
"A" eaaa afed | cA"E"BG"A" A4 ::"G" g2 g"G"a gfef | gfec"D" d2 cd |"A" eAAA ABcA |"G" B=GEF G2 FG | 
"A" EAAG ABcd | efec"D" d2 cd |"A" eaaa afed | cA"E"BG"A" A4 :|  