<|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: didymodon species, community-site matrix, and environment-site matrix used in canonical correspondence analysis are within the paper and its supporting information files. the other data and related metadata such as environmental variables used in maxent model (asc format), tibet shapefile, didymodon location (dbf format, shape format, and asc format) and so on are available from the dryad database (please refer to http://datadryad.org/review?doi=doi:10.5061/dryad.m8b96).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>