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

Question: Which 2011 has a 2010 of 1r, and a 2009 of 1r?
SQL: SELECT "2011" FROM "singles_performance_timeline" WHERE "2010"='1r' AND "2009"='1r';

Question: Which Tournament has a 2009 of q1, and a 2008 of 1r?
SQL: SELECT "tournament" FROM "singles_performance_timeline" WHERE "2009"='q1' AND "2008"='1r';

Question: Which 2008 has a 2009 of A, and a 2010 of A, and a 2012 of 1r, and a Tournament of cincinnati masters?
SQL: SELECT "2008" FROM "singles_performance_timeline" WHERE "2009"='a' AND "2010"='a' AND "2012"='1r' AND "tournament"='cincinnati masters';

Question: Which 2009 has a 2008 of A, and a Tournament of canada masters?
SQL: SELECT "2009" FROM "singles_performance_timeline" WHERE "2008"='a' AND "tournament"='canada masters';

Question: Which 2008 has a 2009 of A, and a Tournament of cincinnati masters?
SQL: SELECT "2008" FROM "singles_performance_timeline" WHERE "2009"='a' AND "tournament"='cincinnati masters';

Question: Which 2012 has a 2010 of 0–0?
SQL: SELECT "2012" FROM "singles_performance_timeline" WHERE "2010"='0–0';