SELECT runners_up FROM table_name_80 WHERE champions = "ivan lendl" AND name_of_tournament = "seiko super tennis" AND year < 1990
Apa runner-up sebelum 1990 ketika Ivan Lendl menjadi juara di Turnamen Tenis Seiko Super?
CREATE TABLE table_name_80 (runners_up VARCHAR, year VARCHAR, champions VARCHAR, name_of_tournament VARCHAR)