<http://schema.org/priceCurrency>
"USD"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.pricegrabber.com/video-games/ps2-games++activision-the-fate-of-the-earth-and-the-survival-of-the-human-race-ha/m-723427450/?ut=6b158591f543e049>