1881
Ray Aston was born in the Sydney suburb of Waverley, the son of William Aston, who was Speaker of the Australian House of Representatives 1967--72. Having attended Waverley College, Ray graduated from the University of Sydney , becoming an orthodontist. In 1986, he was selected as the Liberal candidate for a by-election to be held in the state seat of Vaucluse, which was being vacated by Liberal Deputy Leader Rosemary Foot. Aston was easily elected, gaining over 70% of the vote, with Labor not contesting the by-election and his nearest rival, the Democrats, polling just over 10%. At the 1988 state election Aston was comfortably re-elected, but he died in Sydney later that year.
 education institution: Ray Aston, University of Sydney
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: Ray Aston, University of Sydney