def get_visual_aligned_lemmas(mention):
spans = _to_spans(mention)<EOL>for span in spans:<EOL><INDENT>sentence = span.sentence<EOL>doc = sentence.document<EOL>_preprocess_visual_features(doc)<EOL>for aligned_lemma in sentence._aligned_lemmas:<EOL><INDENT>yield aligned_lemma<EOL><DEDENT><DEDENT>
Return a generator of the lemmas aligned visually with the Mention.

    Note that if a candidate is passed in, all of its Mentions will be searched.

    :param mention: The Mention to evaluate.
    :rtype: a *generator* of lemmas