CREATE TABLE table_19986 ("Round" FLOAT, "Date" TEXT, "Grand Prix" TEXT, "Circuit" TEXT, "125cc winner" TEXT, "250cc winner" TEXT, "MotoGP winner" TEXT, "Report" TEXT)

Who won the spanish grand prix?
SELECT "250cc winner" FROM table_19986 WHERE "Grand Prix" = 'Spanish Grand Prix'
SELECT "250cc winner" FROM "table_19986" WHERE "Grand Prix" = 'Spanish Grand Prix'