<h1>CWM - Closed World Machine</h1> <p><a href="http://www.w3.org/2000/10/swap/doc/cwm">CWM</a> is a popular <a href="http://www.w3.org/2001/sw/">Semantic Web</a> program that can do the following tasks:-</p> <ul> <li>Parse and pretty-print the following <a href="http://www.w3.org/RDF/">RDF</a> formats: <a href="http://www.w3.org/TR/REC-rdf-syntax">XML RDF</a>, <a href="http://www.w3.org/DesignIssues/Notation3">Notation3</a>, and <a href="http://www.w3.org/TR/rdf-testcases/#ntriples">NTriples</a></li> <li>Store triples in a queryable triples database</li> <li>Perform inferences as a forward chaining <a href="http://www.google.com/search?q=First+Order+Predicate+Logic">FOPL</a> inference engine</li> <li>Perform builtin functions such as comparing strings, retrieving resources, all using an extensible builtins suite</li></ul>