<http://schema.org/headline>
"Optimization and Performance Tuning for Intel\u00AE Xeon Phi\u2122 Coprocessors, Part 2: Understanding and Using Hardware Events"^^<http://www.w3.org/2001/XMLSchema#string>
<https://software.intel.com/en-us/articles/optimization-and-performance-tuning-for-intel-xeon-phi-coprocessors-part-2-understanding>