A Dutch company claimed to be the creator and IP owner of 'El Rosco' (part of the Spanish TV game show 'Pasapalabra')
The plaintiff also sued the defendants for unfair competition.
Everything about this case in our collection of recent case-law https://euipo.europa.eu/tunnel-web/secure/webdav/guest/document_library/observatory/documents/reports/New_Case_Law_en.pdf (PDF)