CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" real,
  "time" text,
  "location" text
);

Question: Who was the opponent when he went more than 1 round with a record of 12-7?
SQL: SELECT "opponent" FROM "mixed_martial_arts_record" WHERE "round">1 AND "record"='12-7';

Question: Which event did he win with a method of submission (triangle choke) and a time of n/a?
SQL: SELECT "event" FROM "mixed_martial_arts_record" WHERE "res"='win' AND "time"='n/a' AND "method"='submission (triangle choke)';

Question: What was the result when the method was submission (kimura)?
SQL: SELECT "res" FROM "mixed_martial_arts_record" WHERE "method"='submission (kimura)';

Question: In which location was the method decision (split)?
SQL: SELECT "location" FROM "mixed_martial_arts_record" WHERE "method"='decision (split)';

Question: In which location did the fight last just 0:31?
SQL: SELECT "location" FROM "mixed_martial_arts_record" WHERE "time"='0:31';