Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
Q:1/4=100
M:2/4
K:D
["a>ba>d' bagf", 'd3 (d/e/) fddd fd (f/d/)(f/d/) geee gf']  
X:1
L:1/8
Q:1/4=100
M:2/4
K:D
 f/g/ | a>ba>d' | bagf | edgf | (e/d/)(c/B/) A (f/g/) | a>ba>d' | bagf | eb (a/g/)(f/e/) | d3 :: 
 (d/e/) | fddd | fd (f/d/)(f/d/) | geee | gf (g/e/)(g/e/) | afff | af (a/f/)(a/f/) | 
 bd' c'/a/b/g/ | a2 A2 :|  