What is the highest Match No., when Date is 2008-03-21, and when Time is 16:00?
CREATE TABLE "group_2" (
  "match_no" real,
  "date" text,
  "time" text,
  "score" text,
  "venue" text,
  "match_report" text
);
SELECT MAX("match_no") FROM "group_2" WHERE "date"='2008-03-21' AND "time"='16:00';