17675
She faces a formidable field , led by Catherine Ndereba of Kenya , a former world-record holder ; and Jelena Prokopcuka of Latvia , the defending champion .
 nationality: Catherine Ndereba, Kenya
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:  Catherine Ndereba, Kenya 
Answer:
 nationality: Catherine Ndereba, Kenya