user: Question: What is the car with the lowest extinct year that has a NBR class of 32?
Columns: ['NBR class', 'Type', 'Introduced', 'Driving wheel', 'Total', 'Extinct']
Types: ['real', 'text', 'real', 'text', 'real', 'real']
Sample row: [141.0, '2-4-0', 1869.0, 'ft6in (mm)', 2.0, 1915.0]
SQL:

assistant: SELECT MIN("Extinct") FROM "Table" WHERE "NBR class" = 32.0;