Figure 8 from: Minadakis N, Marketakis Y, Doerr M, Bekiari C, Papadakos P, Gougousis A, Bailly N, Arvanitidis C (2016) LifeWatch Greece data-services: Discovering Biodiversity Data using Semantic Web Technologies. Biodiversity Data Journal 4: e8443. https://doi.org/10.3897/BDJ.4.e8443 - Minadakis, Nikos (2016)