// extract verb
Verb verb = searchFrame.getVerb();
// choose lemma
IndexWord iw = Dictionary.getInstance().lookupIndexWord(
net.didion.jwnl.data.POS.VERB, verb.text);
System.out.println("lemma : " + iw.getLemma());
System.out.println("senses : " + iw.getSenseCount());
String verbLemma = iw.getLemma();
// find verb interpretation
File verbnetDir = new File("verbnet-3.1");
if (!verbnetDir.exists()) {
throw new IllegalStateException("Non trovo verbnet : ["