How Google is looking to build a smarter search engine

To a computer, a sentence is just a collection words - it doesn't understand that those words, can be people or places or how they might interconnect.

Google is now trying to develop a smarter search engine that has a greater understanding of our world and that can better anticipate the information we may want.

Its latest innovation is a facility called Now on Tap.

BBC Click's Spencer Kelly reports.

More at BBC.com/Click and @BBCClick.