870
Several potential sources have been identified : Halka Nurseries of Englishtown , N.J. , which also owns the 12-acre field in Monmouth County where the trees are to be kept ; High Ridge Farms of Imlaystown , N.J. ; and some sweetgum stands along state highways in Maryland .
 location contains: Monmouth County, Imlaystown
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: Monmouth County, Imlaystown