CREATE TABLE table_73145 ("Tournament" TEXT, "Also currently known as" TEXT, "City" TEXT, "Country" TEXT, "Court surface" TEXT, "Defending champion" TEXT)

What tournament is in katowice?
SELECT "Tournament" FROM table_73145 WHERE "City" = 'Katowice'
SELECT "Tournament" FROM "table_73145" WHERE "City" = 'Katowice'