Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/8
M:6/8
K:D
['DEF AFA', 'afa ecA'  
X:1
L:1/8
M:6/8
K:D
 DEF AFA | dBd edB | DEF AFA | fed A2 F | DEF AFA | dBd e2 f | afa ecA | dBF D2 F | DEF AFA | 
 dBd edB | DEF AFA | afd A2 F | DEF AFA | dBd e2 f | afa ecA | dBF D2 f || afa ecA | fec ecA | 
 afa ecA | afa e2 f | afa ecA | fec ecA | EFA BcA | BAF Ace | afa ecA | fec ecA | afa ecA | 
 afa e2 f | afa ecA | fec ecA | EFA cBA | cBA A2 E ||  