2906
The front line has been involved in full scale riots with many of the top firms in the UK perhaps most notably in recent years with arch rivals  Chester City F.C.  Everton Port Vale Shrewsbury and  Oldham  .
 None
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: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 NA: Chester City F.C., Oldham