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

Question: What is the 2007 of the Grand Slam Tournaments in 2008?
SQL: SELECT "2007" FROM "singles_performance_timeline" WHERE "2008"='grand slam tournaments';

Question: What is the Tournament with a 3r 2011 and A 2010?
SQL: SELECT "tournament" FROM "singles_performance_timeline" WHERE "2011"='3r' AND "2010"='a';

Question: What is the 2008 of the 2r 2011 and A 2010?
SQL: SELECT "2008" FROM "singles_performance_timeline" WHERE "2011"='2r' AND "2010"='a';

Question: What is the 2010 of the Grand Slam Tournaments in 2011?
SQL: SELECT "2010" FROM "singles_performance_timeline" WHERE "2011"='grand slam tournaments';