a right of the Landlord to have access to or entry upon the Premises extends to any superior landlord and any mortgagee of the Building and to anyone properly authorised by the Landlord or any superior landlord or mortgagee and includes a right of entry with workmen equipment and materials;

a right of the LandlordTenant to have access to or entry upon any part of the PremisesLandlord’s Estate extends to any superior landlord and any mortgageelawful undertenant or occupier of the BuildingPremises and to anyone properly authorised by the LandlordTenant or any superior landlordsuch undertenant or mortgageeoccupier and includes a right of entry with workmen equipment and materials;