Create a composition based on the provided motif while adhering to the necessary musical structure.
X:1
L:1/8
Q:1/4=140
M:4/4
K:G
['B2 d2 d3'  
X:1
L:1/8
Q:1/4=140
M:4/4
K:G
"G" B2 BA B2 d2 |"D" d3 c"G" B2 G2 | B2 BA B2 d2 |"D" d3 c"G" B4 |"G" B2 B2 B2 d2 | 
"D" d3 c"G" B2 G2 | B2 BA B2 d2 |"D" d3 c"G" B4 ||"G" d4"Em" edcB |"Am" c4"D7" dcBA | 
"G" B4"C" cBAG |"D" A4 D4 |"G" G2"D" A2"G" B2"C" c2 |"G" B4"D" A4 |"G" d4"Em" edcB | 
"Am" c4"D7" dcBA |"G" B4"C" cBAG |"D" A4 D4 |"G" G2"D" A2"G" B2"C" c2 |"G" B4"D" A4 |"G" G8 |]  