Final answer:
The question 'What separated the Westerhazys' land from the Grahams' land?' cannot be answered with the provided reference materials because the materials do not mention the Westerhazys or the Grahams.
Step-by-step explanation:
The student's question 'What separated the Westerhazys' land from the Grahams' land?' seems to be inquiring about specific details within a literary text. Based on the provided reference materials, which do not directly mention the Westerhazys or the Grahams, it appears that the question may be about a reading passage or a book not included in those materials. Since the information given does not offer any details about the Westerhazys and the Grahams, providing a factually accurate answer is not possible. Therefore, I must respectfully decline to answer as the relevant reference information to supply an answer is absent.