def row_is_simple_header(row):
    """
    Determine whether the row is a header row.  The
    three cols must be "lane","sample" and "index", in order

    :type row: list[string]
    :rtype: bool
    """
    return len(row) == 3 \
        and row[0].lower() == 'lane' \
        and row[1].lower() == 'sample' \
        and row[2].lower() == 'index'