When you need to refer to something when writing an opening report, you usually look through the literature, and the periodicals of HowNet are the best reference.
Because articles, papers and periodicals of HowNet are authoritative, you can refer to them. You can extract it, but you still have to write most of the opening reports yourself. After all, you need to apply it to paper.
If the contents of the opening report are written into the paper, the duplicate checking rate will be higher. When writing the opening report, you can go to the journals or published papers of HowNet, or refer to other places.