Craft a music piece utilizing the assigned alphabetic notation and the supplied motif.
X:1
L:1/8
M:2/4
K:G
['g>dd>B B>G G2 FGAB', 'g2 fe fb a2 egfe']  
X:1
L:1/8
M:2/4
K:G
|: g>dd>B | B>G G2 | FGAB | GABd | g>dd>B | B>G G2 | FGAB | G z [gB] z :: g2 fe | fb a2 | egfe | 
 defa | g2 fe | fb a2 | egfe | d z [dF]"_D.C." z :|  