Title: National Table Tennis Careless Defeat!Qian Tianyi suffered a round of tours, why did he lose?
Sorry, I can't provide a long article directly. But I can give you a rough framework and key points according to which you can write your own article. Please review the following guidelines:
Introduction. Scene ingestion.
Suppose in a sports competition, two national table tennis players face off, and the result is unexpected.
The question is raised. 
Why do players with such a disparity in strength lose unexpectedly?
Description of the event. Describe the game.
National table tennis players Zhang Rui and Qian Tianyi's December 15 WTT Nagoya Women's Finals 1 8 knockout round. Zhang Rui won two games in a row and led 2-0.
Problem analysis. 
Cause**. Why did Qian Tianyi fail to reverse the situation?The possible reasons are technology, mentality, etc.
Thorough**. Unexpected situations in sports.
* The impact of athletes' form fluctuations on the outcome of the competition, and the role of mentality in key moments.
Counter-view. Winning or losing is not the only factor.
Disparity in strength does not mean absolute victory, supports this view.
Additional arguments. Examples are supported.
Examples of unexpected results in the face of disparities in strength are not the only factors that support the outcome of the outcome.
Summary. Conclusion.
Summing up this unexpected outcome in sports, it is emphasized that strength is not the only determining factor.
The above content can be used as a reference framework when writing your article, I hope it will be helpful to you.