Utilize the given musical motif and the alphabetic representation of the specified sequence to create a musical piece.
X:1
L:1/8
M:2/4
K:D
['af df e2 A2']  
X:1
L:1/8
M:2/4
K:D
|: f/g/ |"D" af df |"A7" e2 A2 |"D" FA Af |"A7" e2 ef/g/ |"D" af df |"A7" e2 A2 |"D" FA"A7" Af | 
"D" d3 :: c/d/ |"A" e/d/c/B/ Ae |"F#m" fc"Bm" dB |"Bm" f/g/a"E7" b^g |"A" a2 ae/f/ | 
"G" g/f/e/d/"A" ca |"G" Bg"D" Af/g/ |"Em" ed"A7" ec |"D" d3 :|  