Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
Q:1/4=70
M:4/4
K:Gmin
['GABc dfze']  
X:1
L:1/8
Q:1/4=70
M:4/4
K:Gmin
 D | GABc | dfze | dedA | BAzB | GABc | dfze | dg f2 e/ | d3 d | dgfd | edze | fedA | BAzB | GABc | 
 dgzd | dcBA | G3 |]  