Create a musical composition incorporating the given motif following the designated alphabetical pattern.
X:1
L:1/8
M:2/2
K:F
['f2 f2', 'a2 f2']  
X:1
L:1/8
M:2/2
K:F
 f2 f2 defd | cdcB A2 F2 | f2 f2 d2 (ef) | gagf ecde | f2 f2 defd | cdcB A2 F2 | defd efge | 
 f2 a2 f2 z2 || a2 a2 f2 (ga) | gagf e2 c2 | a2 a2 f2 (ga) | bag^f gedc | a2 a2 f2 (ga) | 
 gagf e2 c2 | dfed efge | f2 a2 f2 z2 ||  