Write musical works that keep the predetermined structure and weave in the given motif
X:1
L:1/8
M:4/4
K:C
['a2 af', 'a2 af gbag fefa gfef dcde fdec'  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:D] eg Aa Fdde ef .af/8gad_d[Q:1/8=130]"^LONG DANCE" .fg | a2 af gbag | fefa gfef | 
 dcde fdec | dedc AGFG |"^5" AB (3cBA dcAG | FEFG AB (3cBA | dcdf edce |1 d2 dc de :|2 d2 dc d2 |: 
 A2 |"^9" dcde fefg | a2 af defg | a2 af ggag | fgfe defg |"^13" a2 af gbag | fefa gfef | 
 dcde fdec | dedc A2 fg |"^17" a2 af gbag | fefa gfef | dcde fdec | dedc AGFG | 
"^21" AB (3cBA dcAG | FEFG AB (3cBA | dcdf edce |1 d2 dc d2 :|2 d2 dc d4 |]  