Divide beans: Like a melon splitting, the beans are separated from the pods. It is a metaphor for national division.
Fried beans: a metaphor for brothers eating each other. It's the same as "burning beans with beans"
Divide the beans into melons: just like a melon is split, the beans split from the pod. It is a metaphor for national division. With "split beans".
Beans burn beans: a metaphor for brothers eating each other.
Bean heavy elm: originally eating more soybeans makes people fat, and eating elm can make people sleep for a long time. After that, a leopard cannot change his spots.