Develop musical compositions by respecting the prescribed structure and combining the presented musical concept.
X:1
L:1/16
M:2/4
K:D
['d2A2 AAFA', 'f6 a2 d6 ef'  
X:1
L:1/16
M:2/4
K:D
 (3A2B2c2 | d2A2 AAFA | B2A2 A2f2 | g2e2 f2d2 | e2B2 BABc | d2A2 AAFA | (3BcBA2 A2f2 | g2f2 edce | 
 d6 || a2 | f6 a2 | d6 ef | g2f2 (3efed2 | cdec A2a2 | f6 a2 | d6 ef | Tg2f2 edce | d6 :|  