What is the result with a Round of 3, and an Opponent of keith wisniewski?
CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" text,
  "time" text
);
SELECT "res" FROM "mixed_martial_arts_record" WHERE "round"='3' AND "opponent"='keith wisniewski';