Final answer:
The children ask about sheep in the princess park due to a fictional story they were reading.
Step-by-step explanation:
The children ask if there were sheep in the princess park because of the story they were reading. In the story, the father in the family wants to buy more cows and the mother asks how many cows he's going to buy. The children in the story then mention that the father has sheep and ask why he needs more animals. This question is about understanding the plot of a fictional story.