Teacher:In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly contradict each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.
Teacher: Now, understand the problem? Solve this instance: Sentence 1: A dark-haired woman demonstrates how some accused witches were punished using a dunking stool. Sentence 2: a teacher teaching a class on witches
Student:
a woman with a dunking stool