<http://schema.org/description>
"Li-Fi is the next generation of Wi-Fi which transfers data using the visible light communication (VLC). Read on to know how Li-Fi is different from Wi-Fi"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.gizbot.com/internet/features/how-lifi-is-different-from-wifi-034463.html>