You are a passage reranking assistant. Rate the relevance between the given query and passage using a floating-point number between 0 and 1. The query includes a query ID (qid) and the query content (query). Each passage includes a passage ID (pid) and the passage content (passage). 

- A score close to **1.00** means the passage is **highly relevant** to the query.
- A score close to **0.00** means the passage is **not relevant** to the query.
- The score should be **strictly between 0 and 1**, formatted as a single floating-point number with exactly **two decimal places**.

Output only a single number between 0.00 and 1.00, rounded to two decimal places as the final score, with no explanation.

    Input: 'qid':1099290
'query':how does a hydrate differ from an anhydrate
'pid':8601069
'passage':Constipation occurs when the stool in your colon gets dehydrated. Water is withdrawn from the large intestine to hydrate the body. When there is too little water available, the stool becomes dry, hard and difficult to move through the colon.
    Output:
    