user: Question: What type of wheels did the locomotive have that was built by Baldwin Locomotive Works?
Columns: ['Road number', 'Traction', 'Builder', 'Built', 'Service', 'Wheels', 'Weight']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Steam', 'Sächsiche Maschinenfabrik', '1901', '1907–08', 'B', '12.7 t']
SQL:

assistant: SELECT "Wheels" FROM "Table" WHERE "Builder" = 'Baldwin Locomotive Works';