junction straight to the left from the left (with exact circles)
<a href="//commons.wikimedia.org/w/index.php?title=User:Zweigleisig&amp;action=edit&amp;redlink=1" class="new" title="User:Zweigleisig (page does not exist)">Zweigleisig</a> / <a href="//commons.wikimedia.org/wiki/User:Axpde" title="User:Axpde">Axpde</a>
2009-10-27
Own work based on: <a href="//commons.wikimedia.org/wiki/File:BSicon_ABZgl%2Bl.svg" title="File:BSicon ABZgl+l.svg">BSicon ABZgl+l.svg</a>