MoPE contains over 100 examples of copy editing errors from English-language news publications. The examples are mostly from publications owned by The New York Times Company (NYT, Wirecutter and The Athletic), primarily because the Internet has developed somewhat of a sport in playing grammar police for them. But also because The Times has high editing standards, so the errors that sneak through are often grammatically interesting.
GPT-4 has a 54% error rate on the task of identifying the… See the full description on the dataset page:
https://huggingface.co/datasets/machinesonpaper/MoPE.