Construct a musical composition following the designated musical form and incorporating the given motif.
X:1
L:1/4
M:3/4
K:E
['B B']  
X:1
L:1/4
M:3/4
K:E
 =G/A/ | B2 B | B B B/A/ | =G E F/G/ | A z B | =G B A | F F F/=G/ | A =G F | E2 |]  