Design musical compositions that conform to the indicated framework and encompass the proposed musical concept.
X:1
L:1/8
M:3/4
K:Bb
['F2 f3 e cd B3 c d2', '(3dcB A3 E (3FAc', 'FF FF'  
X:1
L:1/8
M:3/4
K:Bb
"^A" F2 | f3 e cd | B3 c d2 | F4 f/d/B/d/ | c3 d e2 | F2 =E/F/ (3dFc | B4 e2 | d4 F2 | f3 e cd | 
 B3 c d2 | F4 f/d/B/d/ | c3 d e2 | F2 =E/F/ (3dFc | (B6 | B2) z2 ||[M:3/4]"^B" B2 (3dcB | 
 A3 E (3FAc | f3 c (3edc | B3 D (3FBd | f3 B (3dcB | A3 E (3FAc | f2 F2 f2 | e2 c2 d2 | B6 | 
 z2 B2 (3dcB | A3 E (3FAc | f3 c (3edc | B3 D (3FBd | f3 B (3dcB | A3 E (3FAc | f2 F2 f2 | 
 e2 c2 d2 | (B6 | B2) z2 ||[M:3/4]"^C" FF | c2 FF FF | fe ce dc | B2 FF FF | dF Bd cB | A2 FF FF | 
 eF Ae dc | B2 FF FF | d4 FF | c2 FF FF | fe ce dc | B2 FF FF | dF Bd cB | A2 FF FF | eF Ae dc | 
 (B6 | B2) z2 |]  