<|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 cannot be made publicly available by the authors because they are from the third parties heri and monitoring the future. data are publicly available at the following urls: http://www.monitoringthefuture.org/; http://www.heri.ucla.edu/tfspublications.php.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>