18738
 Judge Robert Eckels , Harris County 's top executive for a dozen years who presided with Mayor Bill White of Houston over the response to Hurricane Katrina , said he was exploring a run with mixed feelings . '' 
 location contains: Harris County, Houston
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: Harris County, Houston