Found an incorrect annotation on the dataset. The issue is as follows.
173/173-20160704-15/000047.xml
173/173-20160704-15/000222.xml
253/253-20160502-18/000083.xml
398/398-20160502-18/000021.xml
398/398-20160502-18/000126.xml
551/551-20151224-15_1/000014.xml
551/551-20160429-15/000067.xml
Found an incorrect annotation on the dataset. The issue is as follows.
173/173-20160704-15/000047.xml
173/173-20160704-15/000222.xml
253/253-20160502-18/000083.xml
398/398-20160502-18/000021.xml
398/398-20160502-18/000126.xml
551/551-20151224-15_1/000014.xml
551/551-20160429-15/000067.xml