<|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 ALSPAC study website contains details of all the data that is available through a fully searchable data dictionary and variable search tool (http://www.bristol.ac.uk/alspac/researchers/our-data/). Data access is restricted but can be requested (http://www.bristol.ac.uk/alspac/researchers/access/).   http://www.bristol.ac.uk/alspac/researchers/our-data/   http://www.bristol.ac.uk/alspac/researchers/access/<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>