<http://schema.org/alternativeHeadline>
"Team from Purdue Society of Professional Engineers smashes its own world record with a 300-step, overly complicated behemoth that flawlessly accomplished the simple task of blowing up and popping a balloon."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/gadgets-electronics/videos/largest-rube-goldberg-machine-built>