Table: brazil_football_1998
Columns: team
copa_libertadores_1998
copa_mercosur_1998
copa_conmebol_1998
copa_interamericana_1998
recopa_sudamericana_1998
intercontinental_cup_1998

Question: what is the runner-up for the intercontinental cup
SQL: SELECT "intercontinental_cup_1998" FROM brazil_football_1998 WHERE "copa_mercosur_1998" = 'runner-up'