<|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 arxiv hep-th and arxiv hep-ph datasets are available online on the website of department of computer science of the university of cornell (http://www.cs.cornell.edu/projects/kddcup/datasets.html). the arxiv api was also used to gather complementary data (http://arxiv.org/help/api/). the american physical society dataset (i.e: aps or pr for physical review) is available online (http://journals.aps.org/datasets) on simple request. the pubmed dataset is available online and hosted by the national center for biotechnology information (ncbi) (http://www.ncbi.nlm.nih.gov/pmc/tools/ftp/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>