Develop musical pieces that incorporate the given motif and follow the specified structure.
X:1
L:1/8
Q:1/4=115
M:4/4
K:Eb
['B,2 G>G G4 E2 A>G G4'  
X:1
L:1/8
Q:1/4=115
M:4/4
K:Eb
 B,2 |"Eb" G>G G4 E2 | A>G G4 G2 |"Bb" B3 A G2 F2 |"Eb" G4 z2 B,2 | G>G G4 E2 | A>G G4 B2 | 
"F7" =A3 A G2 F2 |"Bb" B4-"Bb7" !fermata!B2 || B,2 |"Eb" B>A G4 FE |"Bb7" E>D D4 DC | 
 B,>A A3 E DC |"Eb" B,>G G4 B,2 | B>A G4 FE |"Ab" C>c !fermata!c4"Adim" c2 | 
"Eb/Bb" BG EC B,A G-"Bb" !fermata!G/F/ |"Eb" E4 z2 |]  