Develop an original musical piece that integrates the given alphabet sequence and motif.
X:1
L:1/8
Q:1/8=120
M:4/4
K:Bmin
['B2 c2', 'e2 f2 ed eeed B2 B2 B/c/d']  
X:1
L:1/8
Q:1/8=120
M:4/4
K:Bmin
"^moderato" B2 c2 d2 e2 | f2 ff gf/e/ef | gf/e/da bfge | d2 B2 AFFE |"^5" DB, B,2 C/D/E E2 | 
 EFED E2 E2 | F/G/A A2 ABAF | A2 A2 B/c/d d2 |"^9" fedB B2 B2 | AFED A/F/A F/E/D | fede f2 FB/^A/ | 
 B4 B4 ||"^13" B,2 C2 D2 E2 | F2 D2 AGAF | B2 c2 d2 e2 | f2 ed eeed |"^17" B2 B2 B/c/d d2 | 
 edcB A2 B2 | BAEC D2 B,2 | D2 B2 B4 |"^21" defe dBde | f2 B2 e2 e2 | d/e/f f2 fafe | edef ed B2 | 
"^25" BAFA B2 B2 |]  