2319
He was  one  of the founders of the study of palynology which would later be developed by  Lennart von Post  as well as a pioneer in the early Swedish natural conservation and ecology movements .
 alternate names: one, Lennart von Post
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 alternate names: one, Lennart von Post