Question: Which motor's quantity was more than 8, and a class of BS 1915?
SQL: SELECT "Motor" FROM "2-15546197-1" WHERE "Quantity" > 8.0 AND "Class" = 'BS 1915';

Question: Which motor's class was BS 1910?
SQL: SELECT "Motor" FROM "2-15546197-1" WHERE "Class" = 'BS 1910';

Question: What is the quantity when the seats number was 16 and the class was KSS 1913?
SQL: SELECT "Quantity" FROM "2-15546197-1" WHERE "Seats" = 16.0 AND "Class" = 'KSS 1913';