CREATE TABLE table_name_28 (points NUMBER, driver VARCHAR2, laps VARCHAR2)

What was Scott Riggs points when he had more than 400 laps?
SELECT SUM(points) FROM table_name_28 WHERE driver = "scott riggs" AND laps > 400
SELECT SUM("points") FROM "table_name_28" WHERE "driver" = "scott riggs" AND "laps" > 400