Compose a piece of music by integrating the assigned letter representation and provided tune.
X:1
L:1/8
Q:1/2=100
M:2/2
K:C
['A2 a2 fefa', 'c2 cB c2']  
X:1
L:1/8
Q:1/2=100
M:2/2
K:C
 C |[K:A]"^a Popular dance or Highland Gallop" c | A2 a2 fefa | c2 cB c2 c>B | A2 a2 fefa | 
 B2 BA B2 Bc | A2 a2 fefa | c2 cB c2 c>e | f>gfe f2 eg | a2 ec B2 :: c2 | AAcA ecce | c2 cB c2 a2 | 
 AAcA ecce | B2 BA B3 c | AAcA ecca | c2 cB c2 ce | f2 fe f2 eg | a2 ec B2 :|  