user: Question: What is the number for year built of w27 that was withdrawn in 1967 with a To LoW year earlier than 1926?
Columns: ['BR/SR No.', 'SR Name', 'LSWR No.', 'Builder', 'Built', 'To IoW', 'Withdrawn']
Types: ['text', 'text', 'real', 'text', 'real', 'real', 'real']
Sample row: ['W14', 'Fishbourne', 178.0, 'LSWR, Nine Elms', 1889.0, 1936.0, 1967.0]
SQL:

assistant: SELECT "Built" FROM "Table" WHERE "Withdrawn" = 1967.0 AND "BR/SR No." = 'w27' AND "To IoW" < 1926.0;