My cherished copy of The Quest for the Golden Egg Cup written by Smart Egg Software and released by Mastertronic in 1988. The great thing about this text adventure is that it’s totally surreal and rather hilarious! Just try swearing! Also typing “Said Hassan (one of the authors) helps 
Smart Egg also wrote the underrated Rigel’s Revenge which is another of my favourite text adventures from this era. “get goggles, wear goggles”
p.s. I think the previous owner of this tape didn’t like the game!