Full name of prod: CAFe 2019 invitation
Author: rasmer/q-bone
Event: DiHalt 2019 Lite (04.01.2019 - 06.01.2019)
Compo: LowEnd Demo
Platform: ZX Spectrum + AY / SCL

Link: http://events.retroscene.org/dhl2019/LowEnd_Demo/1986