Question: Which class had a rank of 2nd?
SQL: SELECT "Class" FROM "2-1861463-2" WHERE "Rank" = '2nd';

Question: How many wins did the 500cc class have in 1979?
SQL: SELECT "Wins" FROM "2-1861463-2" WHERE "Class" = '500cc' AND "Year" = 1979.0;

Question: What is the total of the points for wins under 6 and a rank of 2nd?
SQL: SELECT SUM("Points") FROM "2-1861463-2" WHERE "Rank" = '2nd' AND "Wins" < 6.0;

Question: Which class had 110 points?
SQL: SELECT "Class" FROM "2-1861463-2" WHERE "Points" = 110.0;

Question: What is the average year having 142 points?
SQL: SELECT AVG("Year") FROM "2-1861463-2" WHERE "Points" = 142.0;