1. AND-parallellogic programming language. EsseNTially flat Parlog83 with sequeNTial-and and sequeNTial-or eliminated. ["Strand: New Concepts on Parallel Programming", Ian Foster et al, P-H 1990]. Strand88 is a commercial implemeNTation. 2. A query language, implemeNTed on top of INGRES (an RDBMS). ["Modelling Summary Data", R. Johnson, Proc ACM SIGMOD Conf 1981].