<|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: data were taken from the international studbooks for the four felid species concerned and can be requested from the international species information system (isis). isis encourages outside researchers interested in working with zoological data to first contact and involve their nearest isis member institution and relevant studbook keeper(s) where applicable for studbook species. a signed research agreement that gives isis control over the (anonymous) data and protection of institutional privacy will be required and managed through isis. for additional information and contact, see www2.isis.org.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>