public static void Main(string[] args)
        {
            PluginEnvironment plugenv  = new PluginEnvironment(new MainClass());
            string            plugbase = "/Users/jrising/projects/virsona/github";

            plugenv.Initialize(plugbase + "/config.xml", new NameValueCollection());

            // Test 1: POS Tagging
            POSTagger tagger = new POSTagger(plugenv);
            List <KeyValuePair <string, string> > tagged = tagger.TagList(StringUtilities.SplitWords("This is a test.", false));

            foreach (KeyValuePair <string, string> kvp in tagged)
            {
                Console.WriteLine(kvp.Key + ": " + kvp.Value);
            }

            // Test 2: Grammar parsing
            GrammarParser parser = new GrammarParser(plugenv);
            IParsedPhrase before = parser.Parse("This is a rug and a keyboard.");

            Console.WriteLine(before.ToString());

            // Test 5: Pluralize nouns and conjugate verbs
            Nouns nouns = new Nouns(plugenv);

            Console.WriteLine("person becomes " + nouns.Pluralize("person"));
            Verbs verbs = new Verbs(plugenv);

            Console.WriteLine("goes becomes " + verbs.ComposePast("goes"));
            Console.WriteLine("eats becomes " + verbs.ComposePrespart(verbs.InputToBase("eats")));

            // Test 3: Paraphrasing
            Random randgen = new Random();

            try {
                IParsedPhrase after = parser.Paraphrase(before, null, null, randgen.NextDouble());
                Console.WriteLine(after.Text);
            } catch (Exception ex) {
                Console.WriteLine("Error: " + ex.Message);
            }

            // Test 4: Look up some indices
            WordNetAccess wordnet  = new WordNetAccess(plugenv);
            List <string> synonyms = null;

            try {
                synonyms = wordnet.GetExactSynonyms("rug", WordNetAccess.PartOfSpeech.Noun);
            } catch (Exception ex) {
                Console.WriteLine("Error: " + ex.Message);
            }
            if (synonyms == null)
            {
                Console.WriteLine("Could not find a synonym for 'rug'.  Is Memcached installed?");
            }
            else
            {
                Console.WriteLine("Synonyms: " + string.Join(", ", synonyms.ToArray()));
            }
        }
        public override void Propogate(Context env, object matched, double strength)
        {
            base.Propogate(env, matched, strength);

            if (matched is IParsedPhrase)
            {
                IParsedPhrase matchphr = (IParsedPhrase)matched;
                ((Variable)env.Lookup("%verbx")).Propogate(env, new WordPhrase(verbs.InputToBase(matchphr.Text), "VB"), .5 * strength);
                ((Variable)env.Lookup("%verben")).Propogate(env, new WordPhrase(verbs.ComposePastpart(matchphr.Text), "VBN"), .5 * strength);
                ((Variable)env.Lookup("%verbing")).Propogate(env, new WordPhrase(verbs.ComposePrespart(matchphr.Text), "VBG"), .5 * strength);
                ((Variable)env.Lookup("%verbed")).Propogate(env, new WordPhrase(verbs.ComposePast(matchphr.Text), "VBD"), .5 * strength);
                ((Variable)env.Lookup("%verbs")).Propogate(env, new WordPhrase(verbs.ComposePresent(matchphr.Text), "VBZ"), .5 * strength);
            }
        }