Long-term deprivation of liberty Play area in CP Tenerife II Transfer of first-degree inmates 109. We were informed that CP Tenerife II does not meet the necessary conditions to achieve a first-degree, which is why any such inmates are usually transferred. Nevertheless, transfers to mainland Spain only take place every 6 months, resulting in inmates possibly remaining in this situation for several months, with alone time in the courtyard if there are no other first-degree inmates. There was one inmate in this situation that we found in our visit (firstdegree inmate—91.2 RP— awaiting a transfer to Puerto I, Cádiz, scheduled for three months later). Consequently, we made a Suggestion, which was accepted by the SGIP, in order to adopt the necessary measures to ensure that when an inmate is classified as first-degree, his/her transfer to an adequate prison be processed as soon as possible for completion of the sentence. CP pending to be opened 110. A fall in the prison population over the last few years, along with the construction of new prisons, could facilitate compliance with the so-called “single-cell principle” foreseen by law (one prisoner per cell). However, in practice, the lack of public announcements to cover civil servant positions has resulted in some CPs not yet opening or some CP wards remaining closed (CP Araba/Álava). One prisoner per cell 111. Although, during our visits, we ascertained that there are less cells occupied by more than two inmates and that often the prisoners themselves are the ones requesting a cellmate, the prison administrations should adopt the necessary measures in order to achieve said “single-cell principle”, 79