Generate musical patterns that correspond to the outlined structure.
'Sectional: Through Composed'  
X:1
L:1/16
M:2/4
K:D
 ABd2 dBAF | ABd2 d2>B2 | ABd2 dBAG | FGAF D4 | ABd2 dBAF | ABd2 d2>e2 | fefe dBAG | FGAF D4 :: 
 DEFG ABAG | ABAF D2DD | DEFG ABAG | F2D2 D4 :|"^Variations" (B2 Pa2) |: defg a2(a2 | a)gfe dBAB | 
 defg abag | f2(d2 d4) :|  