<|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 for this study are third party data obtained from dairy records management systems under stipulations of a material transfer agreement between north carolina state university and virginia tech. the original dataset was anonymized to ensure privacy of the dairy producers, and this version can be found at http://hdl.handle.net/10919/64442. for a full dataset, interested parties should contact dairy records management systems, north carolina state university, 313 chapanoke road, suite 100, raleigh, nc 27603 (attn: dr. john s. clay, director, john_clay@ncsu.edu).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>