question: public static BNode parseBNode ( String nTriplesBNode , ValueFactory valueFactory ) throws IllegalArgumentException { if ( nTriplesBNode . startsWith ( "_:" ) ) { return valueFactory . createBNode ( nTriplesBNode . substring ( 2 ) ) ; } else { throw new IllegalArgumentException ( "Not a legal N-Triples Blank Node: " + nTriplesBNode ) ; } }
target:  Parses an N-Triples bNode, creates an object for it using the supplied ValueFactory and returns this object.