from urllib.parse import urlparse

def clean_articles(rows):
    #article_id, url, title, byline
    out = []

    for row in rows:
        parsed_uri = urlparse(row[1])
        result = '{uri.netloc}'.format(uri=parsed_uri)
        out.append([row[0], row[1], row[2], row[3], result])

    return out