CREATE TABLE "doubles" (
  "tournament" text,
  "2007" text,
  "2008" text,
  "2009" text,
  "2010" text,
  "2011" text,
  "2012" text,
  "career_win_loss" text
);

Question: What is the 2009 value with a 1r in 2010 and A in 2011?
SQL: SELECT "2009" FROM "doubles" WHERE "2010"='1r' AND "2011"='a';

Question: What is the 2009 value with a 2010 A value?
SQL: SELECT "2009" FROM "doubles" WHERE "2010"='a';

Question: What is the 2010 value with A in 2008, A in 2011, and 2r in 2012?
SQL: SELECT "2010" FROM "doubles" WHERE "2008"='a' AND "2011"='a' AND "2012"='2r';