CREATE TABLE table_70505 ("Year" FLOAT, "Entrant" TEXT, "Chassis" TEXT, "Engine" TEXT, "Points" FLOAT)

Can you tell me the Chassis that has the Points of 13, and the Year of 1975, and the Entrant of scuderia citta del mille?
SELECT "Chassis" FROM table_70505 WHERE "Points" = '13' AND "Year" = '1975' AND "Entrant" = 'scuderia citta del mille'
SELECT "Chassis" FROM "table_70505" WHERE "Entrant" = 'scuderia citta del mille' AND "Points" = '13' AND "Year" = '1975'