Avoid OutOfBounds Exception. When token is a unknown word, features.size < 8.
Avoid OutOfBounds Exception. When token is a unknown word, features.size < 8.

tomeken-yoshinaga/jigg,mynlp/jigg,tomeken-yoshinaga/jigg,sakabar/jigg,mynlp/jigg,sakabar/jigg,tomeken-yoshinaga/jigg,sakabar/jigg,mynlp/jigg