CREATE TABLE table_70779 ("Year" FLOAT, "Entrant" TEXT, "Chassis" TEXT, "Engine" TEXT, "Points" FLOAT)

What is the most points that the Maserati 250F chassis scored in years after 1955?
SELECT MAX("Points") FROM table_70779 WHERE "Chassis" = 'maserati 250f' AND "Year" > '1955'
SELECT MAX("Points") FROM "table_70779" WHERE "Chassis" = 'maserati 250f' AND "Year" > '1955'