Span entitySpan = entity.getSpan();
if (sentence.contains(entitySpan)) {
entityIdSet.remove(ann.getId());
entitySpan = entitySpan.trim(sample.getText());
Integer nameBeginIndex = tokenIndexMap.get(-entitySpan.getStart());
Integer nameEndIndex = tokenIndexMap.get(entitySpan.getEnd());
if (nameBeginIndex != null && nameEndIndex != null) {