230498
In probability theory , Kelly 's lemma states that for a stationary continuous time Markov chain , a process defined as the time-reversed process has the same stationary distribution as the forward-time process .
 person: Kelly
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: Kelly 
Answer:
 person: Kelly