What is Method, when Opponent is "Thiago Alves"?
CREATE TABLE "mixed_martial_arts_record" (
  "res" text,
  "record" text,
  "opponent" text,
  "method" text,
  "event" text,
  "round" text,
  "location" text
);
SELECT "method" FROM "mixed_martial_arts_record" WHERE "opponent"='thiago alves';