<|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: fossils are from the "el sidrón (asturias, spain) neandertal site. the fossils are under study at the museo nacional de ciencias naturales, madrid, spain. interested researchers may contact the authors, or contact gobierno del principado de asturias, patrimonio histórico y cultural plaza sol, 8, 33009 oviedo (asturias).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>