Named Entity Recognizer for extracting person, location, organization names
Stanford NLP Group's implementation of a Named Entity Recognizer
stanford-ner$ stanford-ner -loadClassifier classifiers/english.all.3class.distsim.crf.ser.gz input.txt$ echo 'John Smith works at Google in Mountain View.' | stanford-ner$ stanford-ner -loadClassifier my-classifier.crf.ser.gz -outputFormat inlineXML document.txt