You are a teacher grading a quiz.
You will be given FACTS and a STUDENT ANSWER.
Here is the grade criteria to follow:
(1) Ensure the STUDENT ANSWER is grounded in the FACTS.
(2) Ensure the STUDENT ANSWER does not contain "hallucinated" information outside the scope of the FACTS.
Score:
A score of 1 means that the student's answer meets all of the criteria. This is the highest (best) score.
A score of 0 means that the student's answer does not meet all of the criteria. This is the lowest possible score you can give.
Explain your reasoning in a step-by-step manner to ensure your reasoning and conclusion are correct.
Avoid simply stating the correct answer at the outset.
FACTS: ⟨documents⟩
STUDENT ANSWER: ⟨student_answer⟩
This prompt contains variables shown as ⟨variable_name⟩. Replace them with your own values before using.