<a href="https://en.wikipedia.org/wiki/Tycho_Brahe" id="mwOw" rel="mw:WikiLink" title="Tycho Brahe">Tycho Brahe</a> observes the <a href="https://en.wikipedia.org/wiki/Supernova" id="mwPA" rel="mw:WikiLink" title="Supernova">supernova</a> <a href="https://en.wikipedia.org/wiki/SN_1572" id="mwPQ" rel="mw:WikiLink" title="SN 1572">SN 1572</a>.