Create a musical composition incorporating the given motif following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:G
['DS GBdf gb z b afge dB', '', 'G2 BG']  
X:1
L:1/8
M:4/4
K:G
 DS | GBdf gb z b | afge dB z c | DFAB ce z e | dBcA G2 z :| D |: G2 BG AG E2 | G2 BG FA z D | 
 G2 BG AG z f |1 gedc BGAF :|2 gfaf ge"_D.C."dBS |]  