Metaphactory SPARQL query interface showing a query to determine what species were eaten by the genus Anax at events where both species were documented as present.

  Part of: Sachs J, Page R, Baskauf S, Pender J, Lujan-Toro B, Macklin J, Comspon Z (2019) Training and hackathon on building biodiversity knowledge graphs. Research Ideas and Outcomes 5: e36152.