;\t{} records classified using bedrock threshold depth ({}% of unclassified  data)&#34;.format(numRecsClass, percRecsClass))
        print(&#39;\t{} records remain unclassified ({}% of unclassified  data).&#39;.format(recsRemainig, 1-percRecsClass))
        
    return df

#Output data that still needs to be defined
def export_undefined(df, outdir):
    &#34;&#34;&#34;Function to export terms that still need to be defined.

    Parameters
    ----------
    df : pandas.DataFrame
        Dataframe containing