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

Question: What was the 2010 result for a 2008 result of LQ and 2011 result of 2R?
SQL: SELECT "2010" FROM "singles" WHERE "2008"='lq' AND "2011"='2r';

Question: What was the 2007 result for a 2008 result of 1R and 2009 result of 2R?
SQL: SELECT "2007" FROM "singles" WHERE "2009"='2r' AND "2008"='1r';

Question: Which tournament had a 2010 result of A?
SQL: SELECT "tournament" FROM "singles" WHERE "2010"='a';