Table: tournaments_2
Columns: year
name_of_tournament
champions
runners_up
score

Question: In 1987, what is the Runners-up when Stefan Edberg is Champion?
SQL: SELECT "runners_up" FROM tournaments_2 WHERE "champions" = 'stefan edberg' AND "year" = 1987

Question: What were the Runners-up prior to 1990 when Ivan Lendl was Champion in the Seiko Super Tennis Tournament?
SQL: SELECT "runners_up" FROM tournaments_2 WHERE "champions" = 'ivan lendl' AND "name_of_tournament" = 'seiko super tennis' AND "year" < 1990

Question: In What Tournament did Boris Becker have a Score of 7–6, 6–4?
SQL: SELECT "name_of_tournament" FROM tournaments_2 WHERE "champions" = 'boris becker' AND "score" = '7–6, 6–4'