user: Question: What dates and firm does Larry O'Brien have 18% when Terry Kilrea dropped out?
Columns: ['Polling Firm', 'Polling Dates', 'Bob Chiarelli', 'Alex Munter', "Larry O'Brien", 'Terry Kilrea (dropped out)']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Decima', '7–9 November 2006', '11%', '32%', '37%', '—']
SQL:

assistant: SELECT "Terry Kilrea (dropped out)" FROM "Table" WHERE "Larry O'Brien" = '18%';