1971
Solomon , then 15 , opened fire with a sawed - off rifle on hundreds of students in a common area at Heritage High School in Conyers , about 25 miles east of Atlanta , one month after the Columbine High massacre in Colorado .
 Conyers , about 25 miles east of Atlanta, Atlanta, Colorado, Solomon , then 15, hundreds of students in a common area at Heritage High School in Conyers , about 25 miles east of Atlanta, a common area at Heritage High School in Conyers , about 25 miles east of Atlanta, Heritage High School in Conyers , about 25 miles east of Atlanta, Columbine High, a sawed - off rifle
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 Conyers , about 25 miles east of Atlanta, Atlanta, Colorado, Solomon , then 15, hundreds of students in a common area at Heritage High School in Conyers , about 25 miles east of Atlanta, a common area at Heritage High School in Conyers , about 25 miles east of Atlanta, Heritage High School in Conyers , about 25 miles east of Atlanta, Columbine High, a sawed - off rifle