Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:4/4
K:D
['DE FABd eefd', 'A3 f edfd B/B/A Af edfd ABdA'  
X:1
L:1/8
M:4/4
K:D
 DE | EFBF AFEF | D/D/D DE FABd | eefd efed | ABeB dBAG | E F2 B AFEF | D/D/D DE FABd | eefd efdB | 
 ABde dDDE | FDBF AFEF | E/E/D DE FABd | eefd efed | B4 dBAG | E F2 B AFEF | D/D/D DE FABd | 
 eefd efdB | ABde dABd || A3 f edfd | B/B/A Af edfd | ABdA BdAB | dBAF EDB,D | EFBF AFEF | 
 E/E/D DE FABd | eefd efdB | ABde d B3 | A3 f edfd | B/B/A Af edfd | ABdA BdAB | dBAF EDB,D | 
 EFBF AFEF | E/E/D DE FABd | eefd efdB | ABde dDDE ||  