question: protected ConversationParser ( final SentenceImplementation sentence ) { String text = sentence . getOriginalText ( ) ; if ( text == null ) { text = "" ; } else if ( text . startsWith ( "_" ) ) { text = "" ; } final String textWithoutPunctation = detectSentenceType ( text , sentence ) ; tokenizer = new StringTokenizer ( textWithoutPunctation ) ; }
target:  Create a new conversation parser and initialise with the given sentence.