<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: All the data are publicly available from the network   http://qianxi.baidu.com/   http://www.nhc.gov.cn   http://ynswsjkw.yn.gov.cn/wjwWebsite/web/index   http://wjw.beijing.gov.cn/   http://wjw.hubei.gov.cn/<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>