10747
Her '' boys , '' four 17-year-old high school students from Rossford , Ohio , touched a chord in Ms. Borza two months ago when she read an article about their efforts to raise money for the Flight 93 and ground zero memorials .
 location contains: Ohio, Rossford
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Ohio, Rossford 
Answer:
 location contains: Ohio, Rossford