Compose music pieces conforming to the prescribed pattern and incorporating the provided musical concept.
X:1
L:1/8
M:4/4
K:D
['FEDF ABAG', 'eAce dBGB A z'  
X:1
L:1/8
M:4/4
K:D
{G} FEDF ABAG |{G} FDFA d z{B} cA |{c} BAGB A2 DA | (3Bcd AF GE E2 | FEDF ABAG | FDFA d z cA | 
 BAGB A2 dA | (3Bcd AF FD D z :| e3 f g3 a |{g} fe d2 eAce | dBGB A z dA | (3Bcd AF GE E2 | 
 edef gb b2 | fa a2 eAce | dBGB A z DA | (3Bcd AG FD D2 | e3 f gfeg |{g} fe d2 eAce | dBGB A z dA | 
 (3Bcd AF GE E2 | edef{a} gfeg |{g} fedf eAce | dBGB A z DA | (3Bcd AG FD D2 ||  