_:n5d1a1dbdf55848b1b7633627c9fd0b90xb5
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/PropertyValueSpecification>
<https://theki.vn/dau-ngoac-don-va-dau-hai-cham-sgk-ngu-van-8-tap-1/>