What is the lowest regular GP Larry Courville, who has a PI GP smaller than 0, has?
CREATE TABLE "list_of_vancouver_canucks_draft_picks" (
  "rd_num" real,
  "pick_num" real,
  "player" text,
  "team_league" text,
  "reg_gp" real,
  "pl_gp" real
);
SELECT MIN("reg_gp") FROM "list_of_vancouver_canucks_draft_picks" WHERE "player"='larry courville' AND "pl_gp"<0;