Training materials
Difficulty level: Beginner
and Authors: Melanie Föll
and Contributors: Björn Grüning or Celia van Gelder or Erik Hjerde or Manimozhiyan Arumugam or Marek Suchanek or Ms. Yo Yehudi or Nicola Mulder or Nils Peder Willassen or Yvan Le Bras