How many goals did sture mårtensson score?
CREATE TABLE "national_team_players_in_season_1946_47" (
  "name" text,
  "pos" text,
  "caps" real,
  "goals" real,
  "club" text
);
SELECT "goals" FROM "national_team_players_in_season_1946_47" WHERE "name"='sture mårtensson';