CREATE TABLE table_15423 ("Year" FLOAT, "Entrant" CLOB, "Chassis" CLOB, "Engine" CLOB, "Points" FLOAT)

What is the number of points for the Entrant of wolfgang seidel and a Cooper t45 chassis later than 1960?
SELECT COUNT("Points") FROM table_15423 WHERE "Entrant" = 'wolfgang seidel' AND "Chassis" = 'cooper t45' AND "Year" > '1960'
SELECT COUNT("Points") FROM "table_15423" WHERE "Chassis" = 'cooper t45' AND "Entrant" = 'wolfgang seidel' AND "Year" > '1960'