docs: public static void main(String[] args) throws Exception {
  		Properties props = StringUtils.argsToProperties(args);
  		ClassifierCombiner ec = new ClassifierCombiner(props);
  
  		System.err.println(ec.classifyToString("Marketing : Sony Hopes to Win Much Bigger Market For Wide Range of Small-Video Products --- By Andrew B. Cohen Staff Reporter of The Wall Street Journal"));
  	
  //		test_mergeTwoDocumentsByLongestSequence("O O X O O", "O Y Y Y O");
  //		test_mergeTwoDocumentsByLongestSequence("O Y Y Y Y", "O O X X X");
  //		test_mergeTwoDocumentsByLongestSequence("X X X O Z Z Z Z Z", "O Y Y Y Y O O O O");
  //		test_mergeTwoDocumentsByLongestSequence("O Y Y Y Y O O O O", "X X X O Z Z Z Z Z");
  //		test_mergeTwoDocumentsByLongestSequence("O O O O O", "O X X X O");
  //		test_mergeTwoDocumentsByLongestSequence("O X X O O O", "O Y Y Y Z O");
  //		test_mergeTwoDocumentsByLongestSequence("O Y Y Y Z O", "O X X O O O");
  //		test_mergeTwoDocumentsByLongestSequence("O Y Y Y O O", "O O X X Z O");
  //		test_mergeTwoDocumentsByLongestSequence("O Y Y Y O O", "O O X X Z Z");
  //		test_mergeTwoDocumentsByLongestSequence("O X Y Z W", "A B B D E");
  //		test_mergeTwoDocumentsByLongestSequence("O X O O O", "O O Y Y O");
  //		test_mergeTwoDocumentsByLongestSequence("O O Y Y O", "O X O O O");
  //		test_mergeTwoDocumentsByLongestSequence("O X X O O", "O O Y Y Y");
  //		test_mergeTwoDocumentsByLongestSequence("O O Y Y Y", "O X X O O");
  	}