Post 1994, who are the winners of Sportsperson from the National Basketball Association?
CREATE TABLE "list_of_winners" (
  "year" real,
  "sportsperson" text,
  "nationality" text,
  "team" text,
  "competition_federation_or_league" text,
  "sport" text
);
SELECT "sportsperson" FROM "list_of_winners" WHERE "year">1994 AND "competition_federation_or_league"='national basketball association';