user: Question: Name the year for MCWF and control trailers of 35
Columns: ['Year', 'Builder', 'Motors', 'Trailers', 'Control Trailers']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1923', 'BRCW', '—', '1', '—']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "Builder" = 'MCWF' AND "Control Trailers" = '35';