Question: Who did the texas rangers play in the world series?
Disambiguated questions and answers: question: Who did the texas rangers play in the 2011 world series?
Who did the texas rangers play in the 2010 world series?
answer: St. Louis
St. Louis Cardinals
Cardinals
San Francisco Giants
San Francisco
Giants
Natural Questions answer: St. Louis Cardinals
San Francisco Giants (from the Wikipedia article "Texas Rangers (baseball)")