Resolution approving execution of a Contract for Disposition by Sale of Land by and between the Urban Redevelopment Authority of Pittsburgh and the Sports and Exhibition Authority of Pittsburgh and Allegheny County for the sale of a portion of Block 2-C, Lot 300 situated in 3rd Ward of the City of Pittsburgh in the Mellon Arena Redevelopment Area, on which SEA will construct new streets and associated public infrastructure. (Council District No. 6)