What is the 1998 value with 2r in 2003?
CREATE TABLE "grand_slam_performance_timeline" (
  "tournament" text,
  "1993" text,
  "1994" text,
  "1995" text,
  "1996" text,
  "1998" text,
  "2003" text,
  "2004" text,
  "2005" text,
  "career" text
);
SELECT "1998" FROM "grand_slam_performance_timeline" WHERE "2003"='2r';