<a href="https://en.wikipedia.org/wiki/J%C3%A1nos_Pach" class="extiw" title="en:János Pach">János Pach</a> gives an invited lecture at the 17th <a href="https://en.wikipedia.org/wiki/International_Symposium_on_Graph_Drawing" class="extiw" title="en:International Symposium on Graph Drawing">International Symposium on Graph Drawing</a> in Chicago.
<a href="//commons.wikimedia.org/wiki/User:David_Eppstein" class="mw-redirect" title="User:David Eppstein">David Eppstein</a>
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