5479
It is often stated that Carlyle gave economics the nickname " the dismal science " as a response to the late 18th century writings of The Reverend Thomas Robert Malthus , who grimly predicted that starvation would result , as projected population growth exceeded the rate of increase in the food supply .
 person: Carlyle; person: The Reverend Thomas Robert Malthus
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: Carlyle, The Reverend Thomas Robert Malthus 
Answer:
 person: Carlyle; person: The Reverend Thomas Robert Malthus