67
William Mainwaring was born in Swansea and went to local schools, leaving to work as miner in the South Wales coalfield. He was a member of the South Wales Miners' Federation, and through their sponsorship was able to continue his education at the Central Labour College in London where he studied economics.
 education institution: William Mainwaring, Central Labour College
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: place of death, place of birth, education degree, education institution 
Text: {0} 
Answer:
 education institution: William Mainwaring, Central Labour College