4842
The patent covers drugs that work by modulating the action of nuclear factor kappa B , or NF-kB , a protein that was discovered in the 1980 's by scientists at Harvard , the Massachusetts Institute of Technology and the Whitehead Institute for Biomedical Research , in Cambridge , Mass. .
 location contains: Cambridge, Massachusetts Institute of Technology
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: Cambridge, Massachusetts Institute of Technology