question:  Why do Arvid 6 and Tendal 13 want to take Nancy's baby?
context: Transcriber's Note: This etext was produced from Space Science Fiction May 1952. THE ULTROOM ERROR by JERRY SOHL Smith admitted he had made an error involving a few murders—and a few thousand years. Tendal 13. It was her brother who lived in Kankakee. As he did so the baby's knees hit the side of the play pen and young Laughton let out a scream—half from hurt and half from sudden lack of confidence in his new handler. Around the corner and after the man came a snarling mongrel dog, eyes bright, teeth glinting in the sunlight. "I tell you, the man said he was my brother and he made me think he was," Nancy told her husband for the tenth time. I can't say I dreamt it because there was Reggie with his bleeding knees, squalling for all he was worth on the grass—Oh, I don't even want to think about it." "We haven't lost Reggie, Nancy, remember that. "I'm going with you," Nancy said, hurriedly rising and coming over to him. They found Reggie peacefully asleep in his crib in his room upstairs. They paused in the room for a moment and then Martin stole his arm around his wife and led her to the door. The police sergeant looked at the father, at Nancy and then at the dog. Nancy had taken a sedative and was asleep by the time Martin finished cleaning the .30-.30 rifle he used for deer hunting. He put it by the stairs, ready for use, fully loaded, leaning it against the wall next to the telephone stand. Dr. Stuart stood by him, making idle comment until Dr. Tompkins came down the stairs with the sleeping baby cuddled against his shoulder. The figure of a woman ran from the house, retrieved the now squalling infant and ran back into the house. Once inside, Nancy slammed the door, gave the baby to the stunned Martin and headed for the telephone. They hypnotized my husband—" "Yes, I know, Mrs. Laughton.
output:  They took the baby to correct a mistake that Arvid 6 made.
options:  They took the baby because it is not human.  They took the baby to correct a mistake that Arvid 6 made.  They took the baby to rescue Kanad.  They took the baby for ransom.