Craft a music piece utilizing the assigned alphabetic notation and the supplied motif.
X:1
L:1/8
Q:1/8=180
M:6/8
K:Bb
['D G2 A B2 c d>=ef F2', 'B>cB B2 B']  
X:1
L:1/8
Q:1/8=180
M:6/8
K:Bb
 D | G2 A B2 c | d>=ef F2 F | G>AG d>cB/A/ | G3 d2 D | G2 A B2 c | d>=ef F2 F | G>AG d>cB/A/ | 
 G3 d2 :: z | B>cB B2 B | c>dc c3 | d>ef g>fe | d3 f2 F | B>cB B2 B | cdf g2 f/e/ | d>cB c>BA | 
 G3 d2 :|  