<|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: all bam files are available from ebi ftp(ftp://ftp.1000genomes.ebi.ac.uk/vol1/ftp/) or ncbi ftp(ftp://ftp-trace.ncbi.nih.gov/1000genomes/ftp/); the dbsnp data is available from ncbi (http://www.ncbi.nlm.nih.gov/projects/snp/). the human reference genome of version grch37 is available from the genome reference consortium(http://www.ncbi.nlm.nih.gov/projects/genome/assembly/grc/human/).<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>