is ambiguity.
                - "average" : (works only on word based models) Will use the `SIMPLE` strategy except that words,
                  cannot end up with different tags. scores will be averaged first across tokens, and then the maximum
                  label is applied.
                - "max" : (works only on word based models) Will use the `SIMPLE` strategy except that words, cannot
                  end up with different tags. Word entity will simply be the token with the maximum score.
    c