In mathematics, this is a property known as aperiodicity and the notion of an aperiodic tile set using only two tiles was such a sensation, it was given the name Penrose tiling.
Among the steps the interior ministry promised with a new unit dedicated to finding the missing in greater efforts to tiling national database of human remains in the country’s morgues with the DNA of disappeared people.
There was a deeply inset front door framed in a mosaic of multi-colored pieces of tiling and a small flower garden in front, behind a low stucco wall topped by an iron railing which the beach moisture had begun to corrode.