CREATE TABLE "season_by_season" (
  "season" text,
  "lkf_cup" text,
  "regional_competitions" text,
  "europe" text,
  "head_coach" text
);

Question: WHAT SEASON HAD COACH JONAS KAZLAUSKAS AT champions cup group stage?
SQL: SELECT "season" FROM "season_by_season" WHERE "head_coach"='jonas kazlauskas' AND "europe"='champions cup group stage';

Question: WHAT IS THE LKF CUP WITH euroleague group stage AND bbl elite division finalist?
SQL: SELECT "lkf_cup" FROM "season_by_season" WHERE "europe"='euroleague group stage' AND "regional_competitions"='bbl elite division finalist';

Question: WHAT IS THE ERUPE WITH HEAD COACH vainauskas , sakalauskas AND WITH NEBL FINALIST?
SQL: SELECT "europe" FROM "season_by_season" WHERE "head_coach"='vainauskas , sakalauskas' AND "regional_competitions"='nebl finalist';