<|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: third-party data used in this study belongs to the avon longitudinal study of parents and children (alspac). the study executive requires that all researchers wishing to access alspac data apply formally to the alspac executive committee. access to the data is subject to eligibility, the study funders terms and conditions and the university of bristols own policies and procedures. the relevant forms are available at http://www.bristol.ac.uk/alspac/researchers/data-access/ and should be submitted to the executive at alspac-exec@bristol.ac.uk.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>