Craft a music piece utilizing the assigned alphabetic notation and the supplied motif.
X:1
L:1/8
M:9/8
K:Dmix
['A2 G Add', 'a2 f add']  
X:1
L:1/8
M:9/8
K:Dmix
|: A2 G Add Add | ABA AFA fAg | A2 G Add ded | cAG AAG FDD :| a2 f add add | a2 f add baf | 
 a2 f add add | cAG A2 G FED | a2 f add add | a2 f add baf | a3 bag a2 g | fed cAG FED ||  