What was the surface on march 2, 1997?
CREATE TABLE "doubles_3_2" (
  "edition" text,
  "round" text,
  "date" text,
  "partner" text,
  "surface" text,
  "opponents" text,
  "result" text
);
SELECT "surface" FROM "doubles_3_2" WHERE "date"='march 2, 1997';