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Andrew P. O'Meara served as a battery commander in the 4th Armored Division in 1941, and in 1942 took command of the 94th Field Artillery Battalion. By the end of World War II he was the Assistant Artillery Commander of VII Corps. Following the war, he attended the Command and General Staff College in 1946, and the National War College from 1951 to 1952.
 education institution: Andrew P. O'Meara, Command and General Staff 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: Andrew P. O'Meara, Command and General Staff College