<|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 european forest fire information system (effis) dataset is available from at their web site http://forest.jrc.ec.europa.eu/effis/. the portuguese rural fire database (prfd) is available at http://www.nat-hazards-earth-syst-sci.net/11/3343/2011/nhess-11-3343-2011.html. the spanish dataset egif ("estadõstica general de incendios forestales") is available on request from the spanish ministry of agriculture, food and environment (http://www.magrama.gob.es/). the forest fires database for mediterranean area in france prom_th_e is available at http://www.promethee.com/. the italian dataset is available on request from the state forestry corps (http://www.corpoforestale.it/). greece grc data are from the study "koutsias n, et al. on the relationships between forest fires and weather conditions in greece from long-term national observations (1894_2010). international journal of wildland fire. 2013;22(4):493_507" whose authors may be contacted at http://www.env.upatras.gr/en/people/profiles/id/170.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>