76938
Cleomedes ( 2nd century ) gave this account ( in addition to refraction ) , and he credited it to Posidonius ( 135 – 50 BC ) .
 person: Cleomedes; person: Posidonius
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Cleomedes, Posidonius 
Answer:
 person: Cleomedes; person: Posidonius