Develop musical compositions in alignment with the designated form and the offered musical notion.
X:1
L:1/8
Q:1/2=60
M:2/4
K:Bb
['B>dB>G FEFB cGAB c2 B2 b/b/a/a/ g/g/f/f/', 'defB dced', 'B,/C/D/E/ F/E/D/C/ B,/C/D/E/', 'B2 dB'  
X:1
L:1/8
Q:1/2=60
M:2/4
K:Bb
 B>dB>G | FEFB | cGAB | c2 B2 | b/b/a/a/ g/g/f/f/ | e/e/d/d/ c/c/B/B/ | A/A/G/G/ F/F/E/E/ | 
 D/D/C/C/ B,2 :: defB | dced | defB | dced | (g/f/g/a/) (bd) | (g/f/g/a/) be | d2 Tc2 | B4 :: 
 B,/C/D/E/ F/E/D/C/ | B,/C/D/E/ F/E/D/C/ | B,/C/D/E/ F/G/A/B/ | AF F2 | BcBF | dBec | fgfd | 
 cB B2 :: B2 dB | ec A/B/c/A/ | B2 dB | fedc | B2 dB | ec A/B/c/A/ |1 cdcd | d2 c2 :|2 FBdc | 
 c2 B2 |]  