Create a composition following the given musical structure.
'Sectional: Through Composed'  
X:1
L:1/16
M:2/4
K:G
 gf | .g2 d2 (de)dc | B2G2 G2g2 | e2eg f2fg | (ag)fe d2gf | .g2 d2 (de)dc | B2G2 G2g2 | e2eg f2fa | 
 g4 z2 :|[K:D] fg | a4 (ab)ag | f4 (fg)fe | d2d2 c2c2 | d2d2 (de)fg | a4 (ab)ag | f4 (fg)fe | 
 d2d2 c2c2 | d4 z2 :|[K:G] dB | G2G2 (GB)dB | G2G2 (GB)dB | c2ec B2dB | (AG)FG A2dB | G2G2 (GB)dB | 
 G2G2 (GB)dB | c2ec (DF)AF | G4 G2 :| dc | (B2d2) (de)dc | (B2d2) (de)dB | (c2B2) (c2B2) | 
 (A2d2) d4 | d2d2 e2f2 | g4 (ag)fe | d2c2 (Bc)AB | G4 z2 :|  