Compose a piece of music based on the melodic structure provided.
'Sectional: Through Composed'  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:D] .abc dB"^segno" || AFdB AFDF | AFdB A2 dB | AFdB ABde || fedf e2 dB | ABdB AFDF | 
 AFdB A2 de | faaf gece | dBAF D2 z2 || fedg abaf | gage abaf | defg abaf | bgaf e2 d2 | 
 defg a2 af | bagb a2 af | gfeg f2 fd | egfd efdB"^segno" |]  