<http://schema.org/headline>
"Ph\u1EE5 huynh ph\u00E0n n\u00E0n v\u00EC nh\u1EADn \u0111\u01B0\u1EE3c th\u00F4ng b\u00E1o ngh\u1EC9 h\u1ECDc qu\u00E1 s\u00E1t gi\u1EDD"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/phu-huynh-phan-nan-vi-nhan-duoc-thong-bao-nghi-hoc-qua-sat-gio/401867.vnp>