CREATE TABLE "1995_2000" (
  "season" text,
  "regionalliga_s_d" text,
  "regionalliga_west_s_dwest" text,
  "regionalliga_nord" text,
  "regionalliga_nord_ost" text
);

Question: What is the Regionalliga Sud for 1995-96?
SQL: SELECT "regionalliga_s_d" FROM "1995_2000" WHERE "season"='1995-96';

Question: What was the Regionalliga Nord-Ost for the team that had a Regionalliga Sud of SpVgg Unterhaching?
SQL: SELECT "regionalliga_nord_ost" FROM "1995_2000" WHERE "regionalliga_s_d"='spvgg unterhaching';

Question: Which season had a Regionalliga Sud of Stuttgarter Kickers?
SQL: SELECT "season" FROM "1995_2000" WHERE "regionalliga_s_d"='stuttgarter kickers';

Question: Which Regionalliga West/Sudwest had a Regionalliga Nord-Ost of Carl Zeiss Jena?
SQL: SELECT "regionalliga_west_s_dwest" FROM "1995_2000" WHERE "regionalliga_nord_ost"='carl zeiss jena';