user: Question: What is the score of the match on 3 March 1988 at the Estadio Nacional?
Columns: ['Season', 'Date', 'Home team', 'Score', 'Away team', 'Venue', 'Competition round']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1966.0, '5 January 1966', 'Universitario', '2–0', 'Alianza Lima', 'Estadio Nacional', 'Copa Libertadores Group 1']
SQL:

assistant: SELECT "Score" FROM "Table" WHERE "Venue" = 'Estadio Nacional' AND "Date" = '3 March 1988';