Question: What was yardley-brm's points high after 1971?
SQL: SELECT MAX("Points") FROM "2-1233840-1" WHERE "Entrant" = 'yardley-brm' AND "Year" > 1971.0;

Question: What year did austria-marlboro brm get more than 0 points?
SQL: SELECT AVG("Year") FROM "2-1233840-1" WHERE "Entrant" = 'austria-marlboro brm' AND "Points" > 0.0;

Question: Which entrant has a McLaren M7C Chassis?
SQL: SELECT "Entrant" FROM "2-1233840-1" WHERE "Chassis" = 'McLaren M7C';