1850
 Only about 8,000 people live in Marina del Rey , which is an unincorporated area of Los Angeles County ; about half its acreage is under water . 
 location contains: Los Angeles County, Marina del Rey
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: Los Angeles County, Marina del Rey