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Screening of human cDNA libraries has identified two different 5 ' - termini and alternatively spliced forms of the human Fli - 1 gene ( Fli - 1b ) , suggesting the possible existence of two independent promoters .
 GENE: human Fli - 1 gene; GENE: Fli - 1b
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: human Fli - 1 gene; GENE: Fli - 1b