Which Opponent has a Method of tko, and a Location of elgin, illinois, usa on 2001-02-11?
CREATE TABLE "kickboxing_record" (
  "date" text,
  "result" text,
  "opponent" text,
  "location" text,
  "method" text,
  "round" real,
  "record" text
);
SELECT "opponent" FROM "kickboxing_record" WHERE "method"='tko' AND "location"='elgin, illinois, usa' AND "date"='2001-02-11';