<|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: the authors do not own the data. data are available from the shenzhen transportation operation command center. researchers who meet the criteria for access to confidential data can send requests to lian huang at the shenzhen transportation operation command center (huangliansinc@hotmail.com).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>