An object-oriented extension to MacPaRLog. It combines object-oriented and parallel logic programming, giving the benefits of both paradigms within a single coherent development environment. Andrew Davison , then Imperial College now U Melbourne. Object orientation plus parallel logic, built on top of MacPaRLog. "PaRLog++: A PaRLog Object-Oriented Language", A. Davison, PaRLog Group, Imperial College 1988. Sold by PLP Ltd. E-mail: RLog@doc.ic.ac.uk>.