What is the Location for the jiu-jitsu vs martial arts?
CREATE TABLE "mixed_martial_arts_record_incomplete" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" text,
  "time" text,
  "location" text
);
SELECT "location" FROM "mixed_martial_arts_record_incomplete" WHERE "event"='jiu-jitsu vs martial arts';