Question: Who plays in this year's world series?
Disambiguated questions and answers: question: Who played in the 2015 World Series?|Who played in the World Series in 2015?
Who played in the 2016 World Series?|Who played in the World Series in 2016?
Who played in the 2017 World Series?|Who played in the World Series in 2017?|Who played in the World Series of 2017?
answer: Kansas City Royals
New York Mets
Cleveland Indians
Chicago Cubs
Houston Astros and Los Angeles Dodgers
Houston Astros
Los Angeles Dodgers
Natural Questions answer: Houston Astros
Los Angeles Dodgers (from the Wikipedia article "2017 World Series")