<http://schema.org/sameAs>
<https://plus.google.com/u/0/104146688889385248451>
<http://www.pcwelt.de/news/Thunderbird-2-0-Erste-Ideen-fuer-den-kommenden-Mail-Client-407452.html?view=zoom&zoom=203974_bilder_mvp_bild%3A2%3A0>