CREATE TABLE "singles" (
  "tournament" text,
  "surface" text,
  "week" text,
  "winner" text,
  "runner_up" text,
  "semifinalists" text
);

Question: What is the Runner-up on April 11?
SQL: SELECT "runner_up" FROM "singles" WHERE "week"='april 11';

Question: What was the Tournament on May 2?
SQL: SELECT "tournament" FROM "singles" WHERE "week"='may 2';