What is Opponent In The Final, when Outcome is "Winner", when Surface is "Carpet (I)", and when Tournament is "Lyon, France"?
CREATE TABLE "singles_23_15_8" (
  "outcome" text,
  "date" text,
  "tournament" text,
  "surface" text,
  "opponent_in_the_final" text,
  "score_in_the_final" text
);
SELECT "opponent_in_the_final" FROM "singles_23_15_8" WHERE "outcome"='winner' AND "surface"='carpet (i)' AND "tournament"='lyon, france';