Table: tyrrell_race_results
Columns: year
entrant
chassis
engine
points

Question: with lola t86/50 chassis and less than 7 points what is the entrant?
SQL: SELECT "entrant" FROM tyrrell_race_results WHERE "points" < 7 AND "chassis" = 'lola t86/50'

Question: after 1987 and entrant of first racing what is the highest points?
SQL: SELECT MAX("points") FROM tyrrell_race_results WHERE "entrant" = 'first racing' AND "year" > 1987

Question: with year greater than 1988 what is the total number of points?
SQL: SELECT COUNT("points") FROM tyrrell_race_results WHERE "year" > 1988

Question: what is the points total for forti corse?
SQL: SELECT SUM("points") FROM tyrrell_race_results WHERE "entrant" = 'forti corse'