I wonder how this compares to HDT [1], a compressed format for RDF which can be queried directly from the HDT files without having to parse&#x2F;index it. It&#x27;s sad that research coming out of Harvard doesn&#x27;t mention other quite related-work such as HDT.<p>1. <a href="http:&#x2F;&#x2F;www.rdfhdt.org&#x2F;what-is-hdt&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.rdfhdt.org&#x2F;what-is-hdt&#x2F;</a>