user: Question: What is Position, when Overall is less than 590, and when Round is 3?
Columns: ['Player', 'Position', 'Round', 'Overall', 'MLB Team']
Types: ['text', 'text', 'real', 'real', 'text']
Sample row: ['Aaron Pribanic', 'RHP', 3.0, 98.0, 'Seattle Mariners']
SQL:

assistant: SELECT "Position" FROM "Table" WHERE "Overall" < 590.0 AND "Round" = 3.0;