3395
CBS and David Letterman have agreed on a deal that will extend his '' Late Show '' through 2010 , an executive with Mr. Letterman 's company , Worldwide Pants , said yesterday .
 company founders: Worldwide Pants, David Letterman
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:  Worldwide Pants, David Letterman 
Answer:
 company founders: Worldwide Pants, David Letterman