Question: What is the service charge of the boat howitzers with 456 made?
SQL: SELECT "Service Charge" FROM "2-1463459-1" WHERE "Number Made" = 456.0;

Question: What is the service chage of the boat howitzers with a 12-pdr light destination?
SQL: SELECT "Service Charge" FROM "2-1463459-1" WHERE "Designation" = '12-pdr light';

Question: What is the service charge of the boat howitzers with 1009 made?
SQL: SELECT "Service Charge" FROM "2-1463459-1" WHERE "Number Made" = 1009.0;

Question: What is the bore of the boat howitzers with a 12-pdr heavy designation?
SQL: SELECT "Bore" FROM "2-1463459-1" WHERE "Designation" = '12-pdr heavy';