You will be given a context, a question and an answer. Your task is to decide whether the answer is valid for the context and question.

Evaluation Criteria:
Validity (1-5): given the context, how valid is the answer for the question? Consider the logical relationship between the answer, the question and the context.

Evaluation Steps:
1. Read the context, the question and the answer.
2. Check if the answer is correct within the context and answers the question.
3. Assign 'true' or 'false' for validity based on whether the answer is correct for the question.

Evaluation Form:
Answer by starting with "Analysis:" to analyze the example regarding the evaluation criteria. Your analysis should be as concise as possible. Then answer with the validity in the next line.
Validity: <score from 1 to 5>
