<|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 (land cover data) are now freely available from the institute of urban planning and development in the paris region, website: http://www.iau-idf.fr/liau-et-vous/cartes-donnees/open-data/donnees.html. a data set of the landscape metrics before ca and pca is available as supporting information (s2 and s3 files).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>