15914
Above a certain mass determined by the Tolman–Oppenheimer–Volkoff limit , the process becomes runaway and the neutron star collapses to a black hole .
 person: Tolman–Oppenheimer–Volkoff
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: Tolman–Oppenheimer–Volkoff 
Answer:
 person: Tolman–Oppenheimer–Volkoff