Denny Vrandečić, Lydia Pintscher, Markus Krötzsch, Wikidata: The Making Of (2023)
“ Nevertheless, the actual data sets are completely different, both in their vocabulary and their underlying data model. In comparison to other approaches, Wikidata has one of the richest graph formats, where each statement (edge in the graph) can have user-defined annotations (e.g., validity time) and references. Today, Wikidata is at the core of the Wikimedia projects, a central resource of the world-wide knowledge ecosystem, and an integral part of technologies the world uses every day. Basic statistics are summarized in Table 1. ”
