<http://schema.org/description>
"We&amp;#039;ve covered plenty of plug-in hybrid electric cars, and now Norfolk Southern Corp. is extending the same technology to locomotives with its prototype battery-powered train, the NS 999. The 1,500 horsepower switching train is powered exclusively by a series"^^<http://www.w3.org/2001/XMLSchema#string>
<http://inhabitat.com/norfolk-southern-unveils-zero-emission-plug-in-electric-train/>