17958
The explosion occurred in a section of northeastern Madrid known as Campo de las Naciones , hours before King Juan Carlos and President Vicente Fox of Mexico , who is in the middle of a three-day visit to Madrid , attended the opening of an arts fair in the area .
 person of company: Vicente Fox, Mexico
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:
 person of company: Vicente Fox, Mexico