user: Question: Which Hereditary peers have a Total of 1?
Columns: ['Affiliation', 'Life peers', 'Hereditary peers', 'Lords spiritual', 'Total']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['Labour', '215', '4', '–', 219.0]
SQL:

assistant: SELECT "Hereditary peers" FROM "Table" WHERE "Total" = 1.0;