In <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Cleveland,_Ohio" id="mwAQ4" rel="mw:WikiLink" title="Cleveland, Ohio">Cleveland, Ohio</a>, the first electric <a href="https://en.wikipedia.org/wiki/Traffic_light" id="mwAQ8" rel="mw:WikiLink" title="Traffic light">traffic light</a> is installed.