Compose a musical piece in accordance with the outlined theme and structure.
X:1
L:1/8
M:6/8
K:G
['dcB Bcd'  
X:1
L:1/8
M:6/8
K:G
|:"G" dcB Bcd |"C" ege dcB |"G" dcB Bcd |"D7" cBA ABc |"G" dcB Bcd |"C" ege dcB |"G" ABc def | 
"D" agf"G" g3 ::"D" AFA d^cB | AFF F2 B | AFA ^cBA |"A7" GEE E2 B |"D" AFA d^cB | AB^c def | 
"G" gfe"D" d^cB |"A7" AB^c"D" d3 :|  