CREATE TABLE table_50520 ("Nominative" CLOB, "Ergative" CLOB, "Dative" CLOB, "Genitive" CLOB, "Instrumental" CLOB, "Adverbial" CLOB)

With chem-s as the dative, what is the ergative?
SELECT "Ergative" FROM table_50520 WHERE "Dative" = 'chem-s'
SELECT "Ergative" FROM "table_50520" WHERE "Dative" = 'chem-s'