Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
M:6/8
K:Bmin
['B2 B BAF d3 def e2 e', 'a b2 b baf a3 f2 b']  
X:1
L:1/8
M:6/8
K:Bmin
|: B2 B BAF | d3 def | e2 e efe | a3 f2 b | afd def | edB ABc | dcB cBA |1 d B2 BAF :|2 dBB Bdf |: 
 b2 b baf | a3 f2 a | b2 b baf | a3 f2 b | afd def | edB ABc | dcB cBA |1 dBB Bdf :|2 d B2 BAF ||  