Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
M:4/4
K:C
['', 'B>AF FEF B>AF', 'f>ed e>fe edB d>cd e>dB AFA d2']  
X:1
L:1/8
M:4/4
K:C
[M:6/8][K:D] a[Q:1/8=320]c |: d>ef edB | B>AF FEF | B>AF D>FA | d2 f edB | d>ef e>dB | B>AF FEF | 
 B>AF DEF |1 EDB, DAB/c/ :|2 EDB, DBc/B/ || A>FA d2 e | f>af f>ed | e>fe edB | d>cd e>dB | 
 AFA d2 e | f>af f>ed | e>dB A>Bd |1 edc dBd/B/ :|2 edc dAB/c/ ||  