Tell me the lowest tries for goals more than 0 with centre position and points less than 54
CREATE TABLE "1996_squad_statistics" (
  "player" text,
  "position" text,
  "tries" real,
  "goals" real,
  "points" real
);
SELECT MIN("tries") FROM "1996_squad_statistics" WHERE "goals">0 AND "position"='centre' AND "points"<54;