CREATE TABLE table_name_5 (points INTEGER, chassis VARCHAR, year VARCHAR)
SELECT MIN(points) FROM table_name_5 WHERE chassis = "epperly indy roadster" AND year = 1959
คะแนนต่ำสุดที่ Epperly Indy roadster ถือครองในปี 1959 คือเท่าใด
What is the lowest amount of points held by the Epperly Indy roadster in 1959?