user: Question: WHAT ROUND HAS A Guard POSITION AT Ohio COLLEGE?
Columns: ['Round', 'Pick', 'Player', 'Position', 'Nationality', 'College']
Types: ['real', 'real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 3.0, 'Elmore Smith', 'Center', 'United States', 'Kentucky State']
SQL:

assistant: SELECT "Round" FROM "Table" WHERE "Position" = 'Guard' AND "College" = 'Ohio';