"I have approximate answers and possible beliefs and different degrees of certainty about different things, but I'm not absolutely sure of anything..." (Richard Feynman)
Also in 2017 I represented GODAN at the G20 -MACS meeting (Meeting of Chief Agricultural Scientists). Together with Daniel Martini I gave a presentation about the results of working on open data in 2017, and especially on the Linked Open Data workshop organized by the Germann G20 presidency