Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:4/4
K:C
['BE E2', 'Acec d2']  
X:1
L:1/8
M:4/4
K:C
 (3DDD | | D2 |[M:4/4][K:D] a d4[Q:1/8=180]"^E dorian" .GA | BE E2 BEdE | BE E2 AGFG | AD D2 ADFA | 
 AD D2 ADFA | BE E2 BEdE | BEBc dcBA | dcde fgfe | dcBA EF :| GB | Acec d2 cB | Acec d2 cB | 
 Acec d2 dB | A2 FD EFGB | Acec d2 cB | Acec d2 cB | Acec d2 dB | A2 FD EFGB ||"^last time" E8 ||  