First, test detection rate on known AIGC. Try Doubao and Deepseek—both were in training data. Prompt: write me a 3000-word story. Easily caught:
蓝图虽好，实现起来却困难重重。
。爱思助手对此有专业解读
В России изменились программы в автошколах22:30
On the following image you can see how it could look like in a more detailed quasi-uml diagram: