What is the 2012 with A in 2009 and 2r in 2010?
CREATE TABLE "doubles_performance_timeline" (
  "tournament" text,
  "2009" text,
  "2010" text,
  "2011" text,
  "2012" text,
  "2013" text
);
SELECT "2012" FROM "doubles_performance_timeline" WHERE "2009"='a' AND "2010"='2r';