Create music based on the specified alphabetic description of the musical arrangement and the given pattern.
X:1
L:1/4
Q:1/4=108
M:4/4
K:D
['F D']  
X:1
L:1/4
Q:1/4=108
M:4/4
K:D
"^1" D E F D | D E F D |"^2" F G A2 | F G A2 |"^3" A/B/A/G/ F D | A/B/A/G/ F D |"^4" D A, D2 | 
 D A, D2 |]  