Question: Which Points have a Year larger than 1966, and Wins larger than 1?
SQL: SELECT AVG("Points") FROM "2-15250161-2" WHERE "Year" > 1966.0 AND "Wins" > 1.0;

Question: Which Year is the lowest one that has Wins smaller than 0?
SQL: SELECT MIN("Year") FROM "2-15250161-2" WHERE "Wins" < 0.0;

Question: Which Points have Wins larger than 1?
SQL: SELECT AVG("Points") FROM "2-15250161-2" WHERE "Wins" > 1.0;

Question: Which Wins have a Year of 1963, and a Class of 50cc?
SQL: SELECT AVG("Wins") FROM "2-15250161-2" WHERE "Year" = 1963.0 AND "Class" = '50cc';