Craft a music piece utilizing the assigned alphabetic notation and the supplied motif.
X:1
L:1/16
M:2/4
K:D
['f2ec dBAF', 'a2ab afed']  
X:1
L:1/16
M:2/4
K:D
 f2ec dBAF | f2ec d4 | f2ec dBAF | EFGE D4 :: a2ab afed | a2fba f4 | a2ab afed | BcdB A4 :|  