WHAT IS THE ERUPE WITH HEAD COACH vainauskas , sakalauskas AND WITH NEBL FINALIST?
CREATE TABLE "season_by_season" (
  "season" text,
  "lkf_cup" text,
  "regional_competitions" text,
  "europe" text,
  "head_coach" text
);
SELECT "europe" FROM "season_by_season" WHERE "head_coach"='vainauskas , sakalauskas' AND "regional_competitions"='nebl finalist';