Develop a musical work that employs the provided motif and observes the stated musical form.
X:1
L:1/8
M:2/4
K:Bb
['B>AGF G>FED FFGA B>dc>A B2']  
X:1
L:1/8
M:2/4
K:Bb
 F | B>AGF | G>FED | FFGA | B>dc>A | B2 z B | AccA | BddB | AccA | BddF | B>AGF | G>FED | FFGA | 
 B>dc>A | B2 z |]  