11911
In a letter dated May 2 to New York City 's senior police , fire and emergency management officials , the riders ' groups asserted that '' deep caverns '' are poorly suited to Manhattan in the aftermath of the attack on the World Trade Center . ''
 location contains: New York City, Manhattan
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: 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} 
Answer:
 location contains: New York City, Manhattan