query: What is the SCIFI book about some species of moon beings and their interactions and it could be allegorical to modern race and ethnic relations?
positive_passages.docid: 87201
positive_passages.text: Short story or novel from the 1970s or before about two warring alien tribes
negative_passages.docid: 89070
negative_passages.text: Unknown Science Fiction Space Book
negative_passages.docid: 95235
negative_passages.text: Story about a sentient star system, in a 50s or early 60s anthology
negative_passages.docid: 142054
negative_passages.text: Seeking title / author of a story about alien first contact with Earth
negative_passages.docid: 143007
negative_passages.text: Book with travellers, alien artefacts and age reversal
negative_passages.docid: 54867
negative_passages.text: Trying to find a book about kids with 'sunguns' revolting against alien overlords
negative_passages.docid: 128237
negative_passages.text: Identify a catastrophic sci fi story written before 1980: ruptured spleen, alien moon base, time and space travel, antimatter tool
negative_passages.docid: 6348
negative_passages.text: Short sci fi story where a space craft is made of various creatures from all over universe
negative_passages.docid: 18973
negative_passages.text: What was that Sci-fi book mixing classic art and book excerpts to build a timeline of the universe?
negative_passages.docid: 6002
negative_passages.text: Story (series) identification: Mind controlling satellite, a return to Earth, and two warring alien species
negative_passages.docid: 69693
negative_passages.text: Story about a future with races
negative_passages.docid: 51376
negative_passages.text: 1970s (?) sci-fi book based on Hinduism/Buddhism
negative_passages.docid: 81779
negative_passages.text: Name of book about a man who was genetically modified during prehistoric times by aliens
negative_passages.docid: 69663
negative_passages.text: What sci-fi novel has the moon split into 7 pieces by an asteroid, threatening life on earth?
negative_passages.docid: 126418
negative_passages.text: Story about encounter with hostile aliens
negative_passages.docid: 24635
negative_passages.text: Are there any Star Trek characters that are hybrids of non-human species?
negative_passages.docid: 21253
negative_passages.text: Book wherein humans were most dangerous/aggressive of numerous species