user: ### NOW ANSWER:
Question: Which region has Stanford University as host?
Columns: ['Region', 'Host', 'Venue', 'City', 'State']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['East', 'Old Dominion University', 'Old Dominion University Fieldhouse', 'Norfolk', 'Virginia']
SQL:

assistant: SELECT "Region" FROM "Table" WHERE "Host" = 'Stanford University';