Sun Xiaohui said, "Now that we have gambled, I will say a condition. Let's go to a shop together and choose a piece of wool. On the spot, we cut stones. If anyone loses, who gives the other five million. Of course, if the loser opens the emerald, the emerald will lose to the other party."

Yang Ming smiled and said, "That's great. That's a good way to do it. I agree with you. That's five million."

Wu Tian said, "Otherwise, we should find a witness, that is to say, let the witness give us a valuation of the emerald, and then win at a high price."

In fact, this...