. . "2020-07-29"^^ . "2.1.2" . "2022-07-07"^^ . "1.2"^^ . . "Operational Point"@en . "stable" . . "An operational point (OP) means any location for train service operations, where train services may begin and end or change route, and where passenger or freight services may be provided; operational point also means any location at boundaries between Member States or infrastructure managers."@en .