Authorizing the Commissioner of Public Property, on behalf of the City, to acquire fee simple title or a lesser interest such as an easement, by purchase, condemnation or otherwise, in parcels of land along the Delaware River and the Delaware River Trail connecting to Penn Treaty Park, and authorizing an agreement between the City and the Philadelphia Redevelopment Authority for the PRA to act as the City's condemnation agent, under certain terms and conditions. — Open Common Ground