Question: What is the operator name when the distance is 3105km?
SQL: SELECT "Operator Name" FROM "1-26745820-1" WHERE "Distance" = '3105km';

Question: What is the distance for the train nameno is Hapa sup Express /12997?
SQL: SELECT "Distance" FROM "1-26745820-1" WHERE "Train Name No" = 'Hapa sup Express /12997';

Question: what is the no when the distance is 4168km?
SQL: SELECT "No" FROM "1-26745820-1" WHERE "Distance" = '4168km';