Compose a musical piece in accordance with the outlined theme and structure.
X:1
L:1/4
M:6/4
K:E
['B e2 =g f2 e']  
X:1
L:1/4
M:6/4
K:E
 E | =c2 B A2 B | F3 E2 B | e2 =g f2 e | B3 B3 | =d2 A B2 d | B2 A =G2 B | e2 =g f2 e | d3- d2 B | 
 =G2 B F2 E | E3 E2 |]  