The key strategy here, essentially the strategy is going to be very simple.

关键的策略,本质上,策略是非常简单的

耶鲁公开课 - 博弈论课程节选

So here what we did before was we drew these graphs with probabilities, with beliefs of Player I and the problem here is, previously we had a nice simple graph to draw because there were just two strategies for Player II.

我们之前画了有关概率的图像,图像是在参与人的某个信念下的,但问题是之前参与人II只有两个策略,所以我们能画出那个简单的图像

耶鲁公开课 - 博弈论课程节选