Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
['d A<AA>F A2 d>e |{de} f2 ed', 'a>ba>f g>ag>e']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
 d | A<AA>F A2 d>e |{de} f2 ed eEEA | FAAd B2 b>a | f>ae>f dDD :| f | a>ba>f g>ag>e | 
 fg/a/ df eAAd | B<BB>A B2 b>a | f>ae>f dDDf | a>ba>f g>ag>e | f/g/a d<f e>AA>d | B>AB>c B>ba>g | 
 f<ae<f dDD |]  