Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/8
M:3/4
K:G
['GA B3']  
X:1
L:1/8
M:3/4
K:G
 GA |"G" B3 d cB |"C" E4 EG |"Am" E3 D CE |"G" D4 GA |"Em" B2 d2 gf |"C" e3 d eg |"D" a6- | 
"Dsus4" a3 D GA |"G" B3 d cB |"C" E4 EG |"Am" E3 D CE |"G" D4 GA |"Em" B3 E FG |"D" AF D3 F | 
"Em" E3 F ED |"C" E4 |: G2 |"G" B2 d2 gf |"C" e4 cB |"D" A2 a2 fe |"G" d4 b2 |"Em" e4 fg | 
"D" af d3 f |"Em" e3 f ed |"Em" e4 ef |"C" g3 f e2 |"G" d3 g B2 |"D" A3 B G2 |"C" E4 D2 | 
"Am" E3 G B2 |"D" A3 F D2 |"Em" E3 F ED |"C" E4 :|  