Question: What class has over 0 wins and 42 points?
SQL: SELECT "Class" FROM "2-15162031-3" WHERE "Wins" > 0.0 AND "Points" = 42.0;

Question: What team was the bike with a 350cc class, over 2 points, and 1 win?
SQL: SELECT "Team" FROM "2-15162031-3" WHERE "Class" = '350cc' AND "Points" > 2.0 AND "Wins" = 1.0;

Question: What is the earliest year associated with 0 wins and 42 points?
SQL: SELECT MIN("Year") FROM "2-15162031-3" WHERE "Wins" > 0.0 AND "Points" = 42.0;