CREATE TABLE table_43257 ("Season" CLOB, "Staffel A" CLOB, "Staffel B" CLOB, "Staffel C" CLOB, "Staffel D" CLOB, "Staffel E" CLOB)

What is the Staffel B that has Hallescher Fc Chemie as Staffel C?
SELECT "Staffel B" FROM table_43257 WHERE "Staffel C" = 'hallescher fc chemie'
SELECT "Staffel B" FROM "table_43257" WHERE "Staffel C" = 'hallescher fc chemie'