Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:4/4
K:D
['FG A>BAF A2 de f>efa d2 dc']  
X:1
L:1/8
M:4/4
K:D
 FG |"D" A>BAF A2 de | f>efa d2 dc |"G" B>cdB"D" AFED |"A" E2 EF E2 FG | |"D" A>BAF A2 de | 
 f>efa d2 dc |"G" B>cdB"D" AF"A"EF |"D" D2 D>E D2 |] de |"D" f>efg a3 A |"G" B>ABc"D" d3 A | 
"G" B>cdB"D" AFDF |"A" E2 E>F E2 FG | |"D" A>BAF A2 de | f>efa d2 dc |"G" B>cdB"D" AF"A"EF | 
"D" D2 D>E D2 |]  