Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:4/4
K:D
['', 'F2 FA', 'D2 cAAF G2 FG |1 Addc d2'  
X:1
L:1/8
M:4/4
K:D
 DE |: F2 FD G^FGE | F2 FA GECE | F2 FA G2 FG |1 Add^c d=cAG :|2 Add^c d2 ed || cAAG FGAB | 
 cAAG FD D2 | cAAF G2 FG |1 Addc d2 ed :|2 Addc d=cAG ||  