Before nationalization of the railways in NUMBER@1 and the creation of MISC@1 Railways -RRB- , ORGANIZATION@1 was the base of three of the `` Big Four '' railway companies ; the LOCATION@1 , LOCATION@2 and ORGANIZATION@2 , LOCATION@1 and ORGANIZATION@3 and LOCATION@3 .

Before nationalisation of the railways in NUMBER@1 and the creation of MISC@1 Railways -RRB- , ORGANIZATION@1 was home to three of the `` Big Four '' railway companies ; the LOCATION@1 , LOCATION@2 and ORGANIZATION@2 , LOCATION@1 and ORGANIZATION@3 and LOCATION@3 .
