55065
An instantaneous response would correspond to a Dirac delta function susceptibility " χδ " ( Δ " t " ) .
 person: Dirac
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: Dirac 
Answer:
 person: Dirac