"2021-08-09"^^ . _:vb1436681 . "2023-03-14"^^ . "Deprecated according to the ammendment to the Regulation (EU) 2019/777. Indication whether more than one train protection, control and warning system is required to be on-board and active simultaneously."@en . "1.1.1.3.5.2" . "unstable" . _:vb1436681 _:vb1436586 . . _:vb1436858 . "Need for more than one train protection, control and warning system required on board"@en . . _:vb1436586 . . . "true"^^ . _:vb1436858 . _:vb1436586 . _:vb1436858 _:vb1436681 .