Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
M:4/4
K:D
['', '(3.A.B.c dBAB de{f}fe dBAB e2 fe dBAB', 'fa f2 f2']  
X:1
L:1/8
M:4/4
K:D
 (3.A.B.c || dBAB de{f}fe | dBAB e2 fe | dBAB de{a}fe | dcBc (3ABc | d2 (3ABc de{a}fe | dBAB eafe | 
 dBAB de{a}fe | dcBc || f2- fa f2 f2 | edBd | f2 fa f2 f2 | dcBc | f2 fa f2 f2 | edBd efge | 
 defa afec | dcBc Ac(3.A.c.c ||  