public Chunk createChunk(String options, String content) {
ArrayList<Resource> subResources = new ArrayList<Resource>();
ChunkSplitter splitter = new ChunkSplitter(subResources, "exercise");
List<Chunk> chunks = splitter.splitChunks(content);
if (hasAnswer(subResources))
resources.add(new ExerciseResource(ExerciseChunk.getExerciseCount()));
resources.addAll(subResources);
return new ExerciseChunk(chunks);
}