Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:4/4
K:F
['de f3 g fg a2 c2 cd', 'd2 fg a2 F2 AcdF A2 G2', 'fcfg fgaA cAcd cdcA f>ag>f e>c e/f/g/e/', 'c2 fg a2 f2 f2 af a2', 'c2 de fagf egfe dfed cFcA fdgf', 'd2 cB AfFc AFcA B/A/B/c/ d/c/B/A/ GABG']  
X:1
L:1/8
M:4/4
K:F
 de | f3 g fg a2 | c2 cd c2 BA | f2 c2 g3 f | d4 d2 :: fg | a2 F2 AcdF | A2 G2 G2 AB | cAcd cdcA | 
 cAcd f3 g | agfd fdcA | BAGF GABG | cAcd fcdA | c4 c2 :: de | fcfg fgaA | cAcd cdcA | 
 f>ag>f e>c e/f/g/e/ | dcAc dcde | fcfg fgaA | cAcd cdcA | f>ag>f e>c e/f/g/e/ | dcAc dcde | 
 fcfg fgaA | cAcd cdcA | f>ag>f e>c e/f/g/e/ | dcAc defg | a2 f2 f2 af | a2 g4 AB | c f2 c cAfA | 
 cAcd cdfg | afgd fcdf | cAGF GAGF | CDFG AcdA | c4 c2 || fg | a2 f2 f2 af | a2 g4 AB | 
 c f2 d cAfA | cAcd cdfg | afgd fcdf | cAGF GAGF | CDFG AcdA | c4 c2 |: de | fagf egfe | 
 dfed cFcA | fdgf ecfe | d4 d2 :: cB | AfFc AFcA | B/A/B/c/ d/c/B/A/ GABG | A f2 d cAfA | 
 cfAc d/c/d/e/ fg | a/g/f/e/ f/e/d/c/ | dfAc | Bg B GF/G/A/ Bc | A/B/A/G/ F/G/A/B/ cAfA | c4 c2 :|  