Would Google put these adverts on:
Woodlands Driving School http://www.woodlandsdrivingschool.com
Slashdot http://www.slashdot.org
Motorway Services Info http://www.motorwayservices.info
Google http://www.google.com
The Register http://www.theregister.co.uk
By the way, it's very easy to cheat at this game by viewing the source of the page, as the test URL is passed to Google via an IFRAME. But the only person you're cheating is you, so there's no point unless you're incredibly sad.