1. <ATTLIST student centre (MintoPark|Gariahat|CamacStreet) "MintoPark">
2. <ATTLIST student (MintoPark|Gariahat|CamacStreet) "MintoPark">
3.<!ATTLIST student centre (MintoPark|Gariahat|CamacStreet) "MintoPark">
4.<!ATTLIST student (MintoPark|Gariahat|CamacStreet) "MintoPark">