8223
There he worked under ichthyologist David Starr Jordan and geologist John Casper Branner .
 person: David Starr Jordan; person: John Casper Branner
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: David Starr Jordan; person: John Casper Branner