4505
In nuts-and-bolts calculations , the wet weather means more reliable water supplies for the California farms and cities -- the water is piped as far away as San Francisco , 160 miles to the west -- that depend on the Sierra snowmelt to fill reservoirs and irrigation ditches .
 location contains: California, San Francisco
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: California, San Francisco