Compose music that abides by the dictated structure and encompass the given theme
X:1
L:1/16
M:2/4
K:G
['G2Be d2Be', 'b2gb a2fa'  
X:1
L:1/16
M:2/4
K:G
 .G2Be .d2Be | .d2Be dB.g2 | G2Be d2Be | d2cB (Ac).B.A | G2Be d2Be | d2Be dBg2 | G2Be .d2.B2 | 
 AcBA G2 :| .b2gb .a2fa | .g2eg f^dB2 | b2gb a2fa | gfga b2ga | b2gb a2fa | g2eg f^dB2 | 
 B2^df bagf | agfg e2d2 ||  