user: Question: What year has a nomination title of "Sangrador"?
Columns: ['Year (Ceremony)', 'Original title', 'Film title used in nomination', 'Director', 'Result']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1978 (50th)', 'El Pez que Fuma', 'El Pez que Fuma', 'Román Chalbaud', 'Not Nominated']
SQL:

assistant: SELECT "Year (Ceremony)" FROM "Table" WHERE "Film title used in nomination" = 'Sangrador';