<|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 authors confirm that, for approved reasons, some access restrictions apply to the data underlying the findings. core datasets available here: http://www.esf.edu/efb/gibbs/espanola.zip. we cannot provide location data because it will serve as a guide to poachers. nor will the galapagos national park let us do so. i would be happy to provide access to these core data to any serious researcher at james p. gibbs at jpgibbs@esf.edu.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>