In my understanding of the "Octopus Test" argument from the linked PDF, GPT-3 is exactly an octopus test, and has exactly the same information that the octopus

In my understanding of the "Octopus Test" argument from the linked PDF, GPT-3 is exactly an octopus test, and has exactly the same information that the octopus would have about bears, so GPT-3 being able to perform this kind of task disproves the argument conclusively.