let hg19 =     let hg19_url =       "ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/2.8/hg19/ucsc.hg19.fasta.gz" in     let dbsnp_hg19_url =       "ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/2.8/hg19/dbsnp_138.hg19.vcf.gz" in     let known_indels_hg19_url =       "ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/2.8/hg19/Mills_and_1000G_gold_standard.indels.hg19.sites.vcf.gz" in     create Name.hg19       ~ensembl:75       ~species:human       ~metadata:"Provided by the Biokepi library"       ~major_contigs:major_contigs_hg_family       ~fasta:Location.(url hg19_url|> gunzip)       ~dbsnp:Location.(url dbsnp_hg19_url |> gunzip)       ~known_indels:Location.(url known_indels_hg19_url |> gunzip)       ~whess:Location.(url b37_whess_url |> bunzip2)       ~snpeff_name:"hg19"