. . "M1 motorway" . . "1" . . . "'''M1'''" . . "M1 motorway (Republic of Ireland)" . . . . . . . . "M1/N1" . "'''N1'''" . . "M" . . "M1 Motorway" . "South" . "North" . . . . "87000.0" . "M1 motorway (Republic of Ireland)" . "M1\u2013N1" . . . "M1 Northern Motorway" . . "Dublin\u2013Belfast motorway (M1)" . . . "N1/M1" . "N1" . "M1" . "M1 Motorway (Ireland)" .