24217
Among consumers mean total caffeine intakes of adult men 19 + y were significantly greater than intakes by boys 4 - 10y and 11 - 18y ( p < 0 . 05 ) , with the same age - related differences seen for females .
 Chemical: caffeine
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: caffeine