query: Science fiction book from 70's (or earlier): aliens attacking metal
positive_passages.docid: 37618
positive_passages.text: YA novel from pre-1980 set on the moon in which a boy is rescued by space gypsies
negative_passages.docid: 67118
negative_passages.text: Short story about alien invasion with a twist.
negative_passages.docid: 62193
negative_passages.text: Trying to find a book about rediscovered space travel after interstellar war isolates planets
negative_passages.docid: 110453
negative_passages.text: 80s-90s Sci Fi book about a transformed Earth invaded by aliens
negative_passages.docid: 78200
negative_passages.text: Looking for title/author of SF novel about malevolent creatures/gods residing inside stars
negative_passages.docid: 45497
negative_passages.text: Story about a deadly alien creature on another planet that has some chemical in its body that makes it faster
negative_passages.docid: 53517
negative_passages.text: Trying to Remember a Book that explored evolution of Dinosaurs to intelligence and then encountering humans
negative_passages.docid: 87201
negative_passages.text: Short story or novel from the 1970s or before about two warring alien tribes
negative_passages.docid: 107466
negative_passages.text: Space movie with alien probe that makes the crew turn homicidal
negative_passages.docid: 154725
negative_passages.text: Looking for identification of SF story where humans are the "ancient evil"
negative_passages.docid: 76530
negative_passages.text: Searching after a science fiction book/series about Galactic war with a weaker Human/Alien Alliance vs. Another hostile alien race
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: 17389
negative_passages.text: Need help recalling name of sci-if story about earth evolving into electronic life forms
negative_passages.docid: 73275
negative_passages.text: Pre-1972 sci-fi short story or novel: alien(?) tunnel where people try new moves and get destroyed if they're not the correct ones
negative_passages.docid: 100531
negative_passages.text: Novel about a teleportation device and a con artist alien
negative_passages.docid: 50882
negative_passages.text: 'Hellburner'--looking for a sci-fi story that contained that term
negative_passages.docid: 116839
negative_passages.text: Novel about alien species made of gas rings?