What is Last Appearance, when Wins is less than 1, when Losses is 1, and when School is Oklahoma State?
CREATE TABLE "championship_game_results_by_team" (
  "appearances" real,
  "school" text,
  "wins" real,
  "losses" real,
  "percent" text,
  "last_appearance" text
);
SELECT "last_appearance" FROM "championship_game_results_by_team" WHERE "wins"<1 AND "losses"=1 AND "school"='oklahoma state';