Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
M:2/4
K:G
['', 'ED B,D DA']  
X:1
L:1/8
M:2/4
K:G
 D |:"G" GD ED | B,D DA | B/c/B/A/ GB |"D" A3 D |"G" GD ED | B,D DA | B/c/B/A/"D" GF |1 
"Em" E2- E/D/E/F/ :|2"Em" E3 e |:"G" gB"D" dF | Ad de | f/a/f/e/ df |"Em" e3 e/f/ |"G" gb"D" fa | 
 e/f/e/d/"Bm" BA | B/c/B/A/"G" GF |1"Em" E3 e/f/ :|2"Em" E3 |]  