8610
For males and females , estradiol and testosterone were significantly linearly and quadratically related to interindividual variation in performance at the beginning of the study ( progesterone was linearly related to performance for females ) .
 Chemical: estradiol; Chemical: testosterone; Chemical: progesterone
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: estradiol; Chemical: testosterone; Chemical: progesterone