document.write("«&nbsp;<a href='/news/view?id=118833'>Wimbledon 2018: Novak Djokovic Sees the Light</a>");document.write(" | ");document.write("<a href='/news/view?id=118835'>$(2P_2,K_4)$-Free Graphs are 4-Colorable. (arXiv:1807.05547v1 [math.CO])</a>&nbsp;»");