2503
Pytheas 's account was noted later by other writers including Pliny the Elder and Diodorus Siculus .
 person: Pytheas; person: Pliny the Elder; person: Diodorus Siculus
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: Pytheas; person: Pliny the Elder; person: Diodorus Siculus