Availability:
:- use_module(library(semweb/rdf_ntriples)).
rdf_process_ntriples(+Input, 
:CallBack, +Options)graph(Graph).
| CallBack | is called as call(CallBack, Triples, Graph), 
where Triples is a list holding a single rdf(S,P,O) triple. 
Graph is passed from the graph option and unbound if this 
option is omitted.  |