Question: What's the total of Year that's got a Team of Porsche Kremer Racing?
SQL: SELECT SUM("Year") FROM "2-1353450-3" WHERE "Team" = 'Porsche Kremer Racing';

Question: Which Class has a Chassis of Mazda 787B?
SQL: SELECT "Class" FROM "2-1353450-3" WHERE "Chassis" = 'Mazda 787B';

Question: What Year has a Tyre of D, anD Chassis of Mazda 787?
SQL: SELECT "Year" FROM "2-1353450-3" WHERE "Tyre" = 'D' AND "Chassis" = 'Mazda 787';

Question: What is the total number of Laps that's got a Year less than 1987?
SQL: SELECT SUM("Laps") FROM "2-1353450-3" WHERE "Year" < 1987.0;