<|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 relevant data are within the paper and its references (31 to 56). Archival documents (references 33, 34, 37, 38, 39, 40 and 41) are listed with their document identification number. The remaining refences are historical press, legislative documents and training manuals. All their references are explained in the material and methods.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>