4967
The prime force behind the provision of the law under challenge was Senator Ernie Chambers , Nebraska 's only black legislator , who argued that Omaha schools were already segregated and that the plan would allow blacks to control a district in which their children were a majority .
 location contains: Nebraska, Omaha
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: Nebraska, Omaha