. "4"^^ . . "750"^^ . . "67300"^^ . . "Class 316 and Class 457 were TOPS classifications assigned to a single electric multiple unit (EMU) at different stages of its use as a prototype for the Networker series."@en . "British Rail Classes 316 and 457"@en . . . "Standard"@en . "British Rail Classes 316 and 457"@en . . . "300"^^ . "Class 316 and Class 457 were TOPS classifications assigned to a single electric multiple unit (EMU) at different stages of its use as a prototype for the Networker series."@en . "1990"^^ . "1981"^^ . . "1989"^^ . "25"^^ . . . "#012545"@en .