Compose a piece of music using the specified alphabetical notation system and the provided theme.
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
["b a<f{f} d'>a beeb a<f d'>a Tb3", "d<d d<d{c'} d'>abd' (a>.d') (f>.d') eB B(b/c'/)"]  
X:1
L:1/8
Q:1/4=120
M:4/4
K:D
"^Slow" b | a<f{f} d'>a beeb | a<f d'>a Tb3 a | (d'/c'/).b/.a/{c'} d'>a bee>c' |{bc'} d'>baf d3 :| 
 A | d<d{fe} f>d e>BBe | d<d d<d{c'} d'>abd' | (a>.d') (f>.d') eB B(b/c'/) | 
 (d'/c'/).b/.a/{c'} d'>f d3 A | d<d{de} f>d Te>BBe | d<d d<d{c'} d'>abd' | 
 (a>.d') (f>.d') eB B(b/c'/) | (d'/c'/).b/.a/{c'} d'>f [FAd]2 |]  