18601
 BY the time the naked corpses of five prostitutes were found over a 10-day stretch this month near the town of Ipswich in eastern England , investigators had made a calculated decision : work extensively with the public to add fuel to an investigation that involved 500 police officers from 36 departments around the country . 
 location contains: England, Ipswich
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: England, Ipswich