user: Question: What counties represented have a Democratic committee, and a committee of Ways and Means?
Columns: ['District', 'Counties Represented', 'Party', 'First Elected', 'Committee']
Types: ['text', 'text', 'text', 'real', 'text']
Sample row: ['05.2 5B', 'Carroll, Baltimore County', 'Republican', 1974.0, 'Health and Government Operations']
SQL:

assistant: SELECT "Counties Represented" FROM "Table" WHERE "Party" = 'Democratic' AND "Committee" = 'Ways and Means';