CREATE TABLE table_11746 ("Entrant" TEXT, "Constructor" TEXT, "Chassis" TEXT, "Engine" TEXT, "Tyre" TEXT, "Driver" TEXT, "Rounds" TEXT)

Which rounds had the B195 chassis?
SELECT "Rounds" FROM table_11746 WHERE "Chassis" = 'b195'
SELECT "Rounds" FROM "table_11746" WHERE "Chassis" = 'b195'