<http://schema.org/description>
"In today's session bluebird bio Inc (BLUE) registered an unusually high (724) contracts volume of call trades."^^<http://www.w3.org/2001/XMLSchema#string>
<http://friscofastball.com/2016/10/18/can-bluebird-bio-incs-tomorrow-be-different-option-trader-are-very-bullish/>