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On February 3 , 2012 Wellman was traded to the New York Rangers for center Erik Christensen and a conditional 7th round draft pick in 2013 .
 person: Wellman; organization: New York Rangers; person: Erik Christensen
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: Wellman, New York Rangers, Erik Christensen 
Answer:
 person: Wellman; organization: New York Rangers; person: Erik Christensen