Develop musical pieces adhering to the outlined composition guidelines.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
Q:1/4=135
M:12/8
K:G
 D |:"^A part" G2 G DGA cBA B2 c | ded cBA dcB A2 D | G2 G DGA cBA B2 c |1 ded cBA cBA G2 D :|2 
 ded cBA cBA G2 B |:"^B part" c2 B A2 c B2 A G2 B | c2 B ABc dcB A2 B | c2 B A2 G B2 A GDE |1 
 GAB dcB DEF G2 B :|2 GAB dcB DEF G3 |]  