CREATE TABLE table_11973 ("Date" TEXT, "Tournament" TEXT, "Winning Score" TEXT, "Margin of Victory" TEXT, "Runner-up" TEXT)

When is the tournament of konica san jose classic?
SELECT "Date" FROM table_11973 WHERE "Tournament" = 'konica san jose classic'
SELECT "Date" FROM "table_11973" WHERE "Tournament" = 'konica san jose classic'