Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
M:6/8
K:D
['D2 F', 'd2 d f/g/af']  
X:1
L:1/8
M:6/8
K:D
 A |:"D" d3 D2 F |"D" AFD D2 F |"Em" B2 E EFG |"D" FED"A7" CB,A, |"D" d3 D2 F |"D" AFD D2 F | 
"G" Egf"A7" edc |"D" d3 D2 :| A |"D" d2 d f/g/af |"D" dfd f/g/af |"Em" B2 e efe |"A" c3 ABc | 
"D" d2 d f/g/af |"Em" gbg"D" faf |"Em" egf"A7" edc |"D" d3 D2 A | A |"D" d2 d f/g/af | 
"D" dfd f/g/af |"Em" B2 e efe |"A" c3 ABc |"Bm" def"A" efg |"D" fed cBA |"G" B/c/dB"A7" c/d/ec | 
"D" d3 D2 |]  