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':1099219
'query':how does guaifenesin work in the body
'pid':4578184
'passage':However, a wet cough, that is producing mucus, should be treated with an expectorant, such as guaifenesin. Sore throats can be treated with throat lozenges, throat sprays, humidifiers, hot drinks, and warm salt water gargles. Over the counter pain relievers can also be helpful in treating sore throats.
    Output:
    