Personal Knowledge Graphs, Ontology, Datalog, AI.
person:symbol) .decl elove(person: symbol, object:symbol) .decl ehas(subject:symbol, object:symbol) .decl efriend(person:symbol, person:symbol) Now it is time for a magic elove(p,o) :- person(p,_,_), person(o,_,_),love(p,o). elove(p,o) :- person(p,_,_), skill(o,_,_), love(p,o). elove(p,o) :-