<http://schema.org/headline>
"\u601D\u8003\u3067\u64CD\u4F5C\u3067\u304D\u308B\u7121\u4EBA\u30D8\u30EA\uFF08\u52D5\u753B\uFF09"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.huffingtonpost.jp/2013/06/13/mind_controlled_helicopter_incredible_flight_n_3432392.html>