Craft a musical arrangement that integrates the provided motif and upholds the required musical structure.
X:1
L:1/4
Q:1/4=120
M:3/4
K:G
['B c', 'g f'  
X:1
L:1/4
Q:1/4=120
M:3/4
K:G
"^Playfully" d | g d B | G A B | c a g | f d e/f/ | g d B | c d e | d c B | A2 g | g d B | G A B | 
 c a g | f d e/f/ | g e B | c d e | d g f | g2 || (g/a/) | b g b | a f a | g e g | f d (g/a/) | 
 b g b | a f d | g f e | d2 (e/f/) | g d B | G A B | c a g | f d e/f/ | g d B | c d e | d g f | 
 g2 ||  