80572
Richmond Ritchie was born in Calcutta , son of the jurist William Ritchie ( 1817 – 1862 ) , who was practicing law in Calcutta at the time .
 Richmond Ritchie, Calcutta, William Ritchie, Calcutta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Richmond Ritchie, Calcutta, William Ritchie, Calcutta