Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/8
Q:1/8=160
M:3/4
K:G
['D6 D6'  
X:1
L:1/8
Q:1/8=160
M:3/4
K:G
|:"G" D3 E D2 | G4 G2 |"D" A3 B A2 | d6 |"G" B3 A B2 |"C" E4 FE |1"D" D6 | D6 :|2"G" D6 | D6 |: 
"Em" B3 G B2 | B3 c B2 |"Am" A3 E A2 | A3 B A2 |"Em" G4 EF | G4 F |1"Am" E6 | E6 :|  