query: Alien anthropologists visiting progressively more enhanced earths
positive_passages.docid: 4259
positive_passages.text: Trying to identify a short sci-fi story about a human that is "resurrected" by malignant aliens
negative_passages.docid: 140115
negative_passages.text: Interstellar culture resolves disputes with simulated duels; antagonist cheats using telepathy
negative_passages.docid: 47226
negative_passages.text: Short story as a letter to original colonisers of earth
negative_passages.docid: 143009
negative_passages.text: Tactile traps and cannibal matriarchy
negative_passages.docid: 64745
negative_passages.text: Short story where an alien convinces a human to exchange consciousness with it
negative_passages.docid: 97147
negative_passages.text: Short story about aliens who invade Earth and are baffled by the climate
negative_passages.docid: 131274
negative_passages.text: Earthlings create and interact with a pocket universe; universe inhabitants eventually desire to escape
negative_passages.docid: 9311
negative_passages.text: Scientist or explorer goes to a tidal-locked planet with vicious creatures, accompanied by his wife
negative_passages.docid: 95665
negative_passages.text: Humanity meeting another similar intelligent life form deep into space (or not)?
negative_passages.docid: 52399
negative_passages.text: Man undergoes radical surgery to research aliens
negative_passages.docid: 36381
negative_passages.text: earth; the earth
negative_passages.docid: 155856
negative_passages.text: Plotting the Layers of Earth
negative_passages.docid: 76018
negative_passages.text: Short Story About Contact With An Alien Race That Extruded An Elixir
negative_passages.docid: 119841
negative_passages.text: Are there any advantages to stunning an alien besides being able to interrogate it?
negative_passages.docid: 99076
negative_passages.text: Short story (maybe two in the same collection) about Alien education versus Earth
negative_passages.docid: 150922
negative_passages.text: Identification of a sci-fi book or book series based on the description of two alien races
negative_passages.docid: 13402
negative_passages.text: Aliens abduct mathematician, astronomer, woman