CREATE TABLE "first_round" (
  "place" text,
  "player" text,
  "country" text,
  "score" real,
  "to_par" text
);

Question: When Tom Purtzer of the United States played what is the maximum score?
SQL: SELECT MAX("score") FROM "first_round" WHERE "country"='united states' AND "player"='tom purtzer';

Question: Ben Crenshaw has what To par?
SQL: SELECT "to_par" FROM "first_round" WHERE "player"='ben crenshaw';