🚀 go-pugleaf

See also the stuff on Contextual Logic Programming:

	@InProceedings{MonteiroP89,
	    author={Monteiro, L. and Porto, A},
	    title={Contextual Logic Programming},
	    pages={284--299},
	    crossref={ICLP89}
	}

	@InProceedings{LammaMN89,
	    author={Lamma, E. and Mello, P. and A. Natali},
	    title={The Design of an Abstract Machine for Efficient
		   Implementation of Contexts in Logic Programming},
	    pages={303--317},
	    crossref={ICLP89}
	}

	@Proceedings{ICLP89,
	  title =       {Proceedings of the Sixth International Conference on
			 Logic Programming},
	  year =        {1989},
	  editor =      {Levi, Giorgio and Martelli, Maurizio},
	  publisher =   {MIT Press},
	  address =     {Cambridge, Massachusetts London, England},
	}