question: For the tournament played Nov 13, 1988, ending with a margin of victory of 5 strokes, who was the runner-up?
answer: SELECT runner_s__up FROM table_name_67 WHERE margin_of_victory = "5 strokes" AND date = "nov 13, 1988"
context: CREATE TABLE table_name_67 (runner_s__up VARCHAR, margin_of_victory VARCHAR, date VARCHAR)