user: Question: Who was the runner-up for the Mazda Senior Tournament Players Championship tournament when the margin of victory was 2 strokes?
Columns: ['Date', 'Tournament', 'Winning score', 'Margin of victory', 'Runner(s)-up']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Aug 28, 1982', 'Shootout at Jeremy Ranch', '–9 (74-71-69-65=279)', '1 stroke', 'Miller Barber , Don January']
SQL:

assistant: SELECT "Runner(s)-up" FROM "Table" WHERE "Margin of victory" = '2 strokes' AND "Tournament" = 'Mazda Senior Tournament Players Championship';