Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:2/4
K:A
['B d2']  
X:1
L:1/8
M:2/4
K:A
 =c e2 B | d2 =c/B/A | =c e2 B | d2 =c/B/A | c e2 =f | d2 eA | A A2 B | d2 =c/B/A |]  