16688
The Links bought their first home 15 years ago in what was then the master planned community of Clear Lake City , Tex. , now a part of Houston .
 location contains: Houston, Clear Lake City; neighborhood of: Clear Lake City, Houston
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Houston, Clear Lake City; Clear Lake City, Houston 
Answer:
 location contains: Houston, Clear Lake City; neighborhood of: Clear Lake City, Houston