<|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 gwas data sets are owned by a third party, the wellcome trust case-control consortium, and are sourced from the wtccc1 study (http://www.wtccc.org.uk/ccc1/). the data sets are available from the wellcome trust case-control consortium for researchers who meet the criteria for access to confidential data. the following link explains how to request data from the wellcome trust case-control consortium: http://www.wtccc.org.uk/info/access_to_data_samples.html.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>