Question: Which Operator has a Width of 2.65 m, and a Type designation of M5000?
SQL: SELECT "Operator" FROM "2-1437522-2" WHERE "Width" = '2.65 m' AND "Type designation" = 'M5000';

Question: Which Width has a Number of vehicles larger than 15, and a Type designation of K5000?
SQL: SELECT "Width" FROM "2-1437522-2" WHERE "Number of vehicles" > 15.0 AND "Type designation" = 'K5000';

Question: Which Number of vehicles has a Type designation of U5-25 (Bi-directional)?
SQL: SELECT "Number of vehicles" FROM "2-1437522-2" WHERE "Type designation" = 'U5-25 (Bi-directional)';