Construct tunes adhering to the given musical structure.
'Sectional: Through Composed'  
X:1
L:1/16
M:2/4
K:D
"^A" | (fe)S |: d2A2 B2(AF) | ABde fedB | AFdB AFDF |1 E2EE EGFE :|2 D2DD D2 |]"^B" |: (DE) | 
 F2A2 d2(ef) | gfge d2(de) | fedB AFEF |1 A2AA A2 :|2 E2EE EGFSE |]  