2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/93967A scheme is described that allows Alice to communicate to Bob where on earth she is, even though she doesn't know herself. The situation described shows how the generalization of a recent result of Gisin and Popescu [quant-ph/9901072] could be useful.1 page RevTexQuantum Physicstext