Construct a musical piece that follows the designated lettered structure and integrates the provided motif throughout.
X:1
L:1/4
M:3/4
K:G
['B B']  
X:1
L:1/4
M:3/4
K:G
 D |"G" B B B | G2 G |"Em" B, E E | E2 E |"D7" D F A | d d c |"G" B3- | B2 D |"G" B B B | G2 G | 
"Em" B, E E | E2 E |"D" D F A |"C" c B"D7" A |"G" G3- | G2 :|  