<|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: US coronavirus data is available from the The National Respiratory and Enteric Virus Surveillance System (NREVSS) on request. Climate data is publicly available from ERA5  and NASA.   https://www.ecmwf.int/en/forecasts/datasets/reanalysis-datasets/era5   https://gmao.gsfc.nasa.gov/reanalysis/MERRA/.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>