<|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 model data used in this study are available from earth system grid federation at http://cmip-pcmdi.llnl.gov/cmip5/. the giss data are available from goddard institute for space studies at http://data.giss.nasa.gov/gistemp/ and cru data are available from climate research unit at http://www.cru.uea.ac.uk/cru/data/hrg/.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>