1 The founder of ellery queen's Challenging Readers advocated fairness first in his reasoning works in the golden age, which is the expression of fairness in the novels of the Quinn brothers and their rigorous thinking logic and self-confidence. So it naturally belongs to the Big Three.

John Dixon Carr, the king of the Chamber of Secrets, had three coffins at his peak. The handout in the Chamber of Secrets is a classic pen so far.

Agatha christie's "Isolated Island-Blizzard Villa Model" and his masterpiece "Roger's Mystery-the uninhabited peak of narrative magic" created an isolated island-Blizzard Villa model, which was imitated by later generations many times.