CREATE TABLE "n" (
  "player" text,
  "nationality" text,
  "position" text,
  "from" real,
  "school_country" text
);

Question: What is the average number of players from Duquesne?
SQL: SELECT AVG("from") FROM "n" WHERE "school_country"='duquesne';

Question: Who is the player from Kentucky before 1977?
SQL: SELECT "player" FROM "n" WHERE "from"<1977 AND "school_country"='kentucky';

Question: Which player played center, is from the United States, and entered before 2012?
SQL: SELECT "player" FROM "n" WHERE "from"<2012 AND "position"='center' AND "nationality"='united states';

Question: Which player plays forward and is from Kentucky?
SQL: SELECT "player" FROM "n" WHERE "position"='forward' AND "school_country"='kentucky';