<|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 tencent data are mined from tencent microblogs (http:// blog.qq.com/). to query the tencent api, please refer to http://wiki.open.qq.com/wiki/api%e6%96%87%e6%a1%a3. twitter data are from a previously published study large scale microblog mining using distributed mb-lda whose authors may be contacted at zhangchenyi.zju@gmail.com.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>