HM Prison Isis
HM Prison Isis is a Category C male Young Offenders Institution , located in the Thamesmead area of the Royal Borough of Greenwich , in south-east London , England . 
<triplet> HM Prison Isis <subj> Young Offenders Institution <obj> instance of <subj> Thamesmead <obj> location <subj> Royal Borough of Greenwich <obj> located in the administrative territorial entity <triplet> Thamesmead <subj> Royal Borough of Greenwich <obj> located in the administrative territorial entity