Form a musical piece based on the provided motif while observing the defined structure.
X:1
L:1/8
M:2/4
K:D
["d2{c'} d'2 B2{^a} b2 e2 Ta>g Tf>e", 'f2 f2 a3 f'  
X:1
L:1/8
M:2/4
K:D
 d2{c'} d'2 | B2{^a} b2 | e2 Ta>g | Tf>e d2 | f>g a2 | g>a b2 | a2 c'2 | d'4 :: f2 f2 | a3 f | 
 (bg)(ge) | (ec)(cA) | f2 f2 | a3 f | (bg)(ec) | d4 :|  