user: Question: What was the highest attendance against Real Juventud?
Columns: ['Date', 'Home', 'Score', 'Away', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['August 6, 2008', 'Platense', '1:1', 'Deportes Savio', 1594.0]
SQL:

assistant: SELECT MAX("Attendance") FROM "Table" WHERE "Away" = 'Real Juventud';