Table: larrousse_1987_race_data
Columns: year
chassis
engine_s
tyres
points

Question: What engine was made in 1991?
SQL: SELECT "engine_s" FROM larrousse_1987_race_data WHERE "year" = 1991

Question: What engines have the year 1992?
SQL: SELECT "engine_s" FROM larrousse_1987_race_data WHERE "year" = 1992

Question: What chassis has the year 1987?
SQL: SELECT "chassis" FROM larrousse_1987_race_data WHERE "year" = 1987

Question: What is the average points for the chassis LOLA LC88?
SQL: SELECT AVG("points") FROM larrousse_1987_race_data WHERE "chassis" = 'lola lc88'