user: Question: How many points have an Engine of ferrari tipo 033 v6 tc, and a Year smaller than 1987?
Columns: ['Year', 'Team/Chassis', 'Engine', 'Tyres', 'Pts.']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1987.0, 'Ferrari F1/87', 'Ferrari Tipo 033 V6 tc', 'G', 53.0]
SQL:

assistant: SELECT SUM("Pts.") FROM "Table" WHERE "Engine" = 'ferrari tipo 033 v6 tc' AND "Year" < 1987.0;