What is the 2007 value with 1r in 2011 and 1r in 2010?
CREATE TABLE "grand_slam_singles_performance_timeline" (
  "tournament" text,
  "2006" text,
  "2007" text,
  "2008" text,
  "2009" text,
  "2010" text,
  "2011" text,
  "2012" text
);
SELECT "2007" FROM "grand_slam_singles_performance_timeline" WHERE "2011"='1r' AND "2010"='1r';