CREATE TABLE "1971_1984" (
  "season" text,
  "staffel_a" text,
  "staffel_b" text,
  "staffel_c" text,
  "staffel_d" text,
  "staffel_e" text
);

Question: Which season has a Staffel E of Stahl Riesa?
SQL: SELECT "season" FROM "1971_1984" WHERE "staffel_e"='stahl riesa';

Question: What is the Staffel D in the season 1983-84 with a Staffel E of Motor Suhl?
SQL: SELECT "staffel_d" FROM "1971_1984" WHERE "staffel_e"='motor suhl' AND "season"='1983-84';

Question: What is the Staffel A that has a Staffel D of Energie Cottbus and a Staffel C of Chemie Leipzig and a Staffel B of 1. FC Union Berlin?
SQL: SELECT "staffel_a" FROM "1971_1984" WHERE "staffel_d"='energie cottbus' AND "staffel_c"='chemie leipzig' AND "staffel_b"='1. fc union berlin';

Question: What is the Staffel B that has Hallescher Fc Chemie as Staffel C?
SQL: SELECT "staffel_b" FROM "1971_1984" WHERE "staffel_c"='hallescher fc chemie';