While Leela and Amy are welcomed as "sisters," Fry, Zapp, and Kif are sentenced to death for the crime of being men. However, the sentence isn't what they expected: it’s (continuous, forceful procreation with the Amazonians).
As the men reach their breaking point, the crew discovers that isn't an omniscient machine at all—it’s actually a puppet controlled by a disgruntled Fem-Bot hiding inside. She had been using the Amazonians to exact revenge on men after her own bad experiences. The Escape [S3E5] Amazon Women in the Mood
After Zapp Brannigan’s chauvinistic attempt at a double date with Leela, Fry, and Amy goes south, their ship crashes on a planet ruled entirely by towering, muscular women. The men are quickly captured and brought before , the planet’s mysterious giant computer ruler. The Verdict: Death by "Snu-Snu" While Leela and Amy are welcomed as "sisters,"