At the same time, though, a human would have to have familiarity with all of those objects in the context of their environment. A house doesn't look the same to everyone, nor does a park, bed, etc. People's life experiences can also affect their responses.

The problem we would then experience is unintentional prejudice and Western-mindedness in our "are you human" queries, similar to a problem that SATs and other standardized testing methods have been criticized for.