question: What was the latest year that a Bardahl entrant had a Kurtis Kraft 500c chassis with no more than 0 points?
answer: SELECT MAX(year) FROM table_name_35 WHERE chassis = "kurtis kraft 500c" AND entrant = "bardahl" AND points < 0
context: CREATE TABLE table_name_35 (year INTEGER, points VARCHAR, chassis VARCHAR, entrant VARCHAR)