24374
 At their peak , the Pennsylvania , Erie and other railroads owned a third of the city 's property , paid a third of its taxes and provided thousands of jobs and other benefits to its residents . 
 location contains: Pennsylvania, Erie
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Pennsylvania, Erie 
Answer:
 location contains: Pennsylvania, Erie