Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/4
M:3/2
K:G
['B3 G']  
X:1
L:1/4
M:3/2
K:G
 D G | B3 G A B | G2 D2 E F | G3 E c B | B2 A2 D G | B3 G A B | G2 E2 G F/E/ | D3 G G F | 
 G4 B3/2 G/ | d3 B A G | G2 F2 A3/2 B/ | c3 c B A | B4 D D | E3 E F F | G2 A2 G A | B3 G A/G/ F | 
 G4 ||  