203690
Early History The school opened in September 1961 with a class of 420 freshmen , and was dedicated on April 17 , 1962 , by Cardinal Lawrence Shehan , Keough 's successor .
 Cardinal Lawrence Shehan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cardinal Lawrence Shehan