Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/8
M:4/4
K:G
['GEDE G3 A B2 gd BG G2', 'gede g3 a bgaf ge d2']  
X:1
L:1/8
M:4/4
K:G
 GEDE G3 A | B2 gd BG G2 | AGEG A3 B | d2 gd B2 AB | GEDE G3 A | B2 gd BG G2 | degd e2 ge | 
 dBAc BG G2 :| gede g3 a | bgaf ge d2 | ageg a3 b | c'abg agef | gede g3 a | bgaf ge d2 | 
 efgd e2 ge | dBAc BG G2 :|  