It is called Meeting in the heart of Europe.
This is the link to Story 9: https://docs.google.com/presentation/d/1McLKs7xqlPLzV-VP-YVO1Csx3wZTnGFGhxKnkBdWSqw/edit#slide=id.g214f8e0d05_0_7
PART 1 (the Slovak part):
PART 2 (the Austrian part):
PART 3 (the Belgian part):