<|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: mplus syntax and data for the models reported are available from the nzavs website (http://www.psych.auckland.ac.nz/uoa/nzavs). ethical restrictions and the need to protect the confidentiality of study participants prevent public deposition of raw data. data may be requested from chris sibley c.sibley@auckland.ac.nz.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>