Craft a musical arrangement that integrates the provided motif and upholds the required musical structure.
X:1
L:1/8
M:4/4
K:Eb
['z B, (E>FGA)', '(GA) B2'  
X:1
L:1/8
M:4/4
K:Eb
 B,2 | (E>FGA) (B2 A)F | (ED) B,2 B,2 z B, | (E>FGA) (Bc)AF | E6 z B, | (E>FGA) (B2 A)F | 
 (ED) B,2 B,2 z B, | (E>FGA) (Bc)AF | E6 || (GA) | B2 B _d2 (de) |{e} (_d2 B)G A2 (GA) | 
 B2 e2 (e>g) fd | (Te3 d) B3 (B/c/) | _d2 (de) (d2 c)B |{B} A2 (F>E) D2 B,2 | (E>FGA) (Bc)AF | 
 E6 ||  