CREATE TABLE table_60411 ("Year" FLOAT, "Name of Tournament" TEXT, "Champions" TEXT, "Runners-up" TEXT, "Score" TEXT)

In 1987, what is the Runners-up when Stefan Edberg is Champion?
SELECT "Runners-up" FROM table_60411 WHERE "Champions" = 'stefan edberg' AND "Year" = '1987'
SELECT "Runners-up" FROM "table_60411" WHERE "Champions" = 'stefan edberg' AND "Year" = '1987'