GERBIL: General Entity Annotator Benchmarking Framework. - Ricardo Usbeck; Michael Röder; Axel-Cyrille Ngonga Ngomo; Ciro Baron; Andreas Both 001; Martin Brümmer; Diego Ceccarelli; Marco Cornolti; Didier Cherix; Bernd Eickmann; Paolo Ferragina; Christiane Lemke; et al. (WWW, 2015)