We implemented the protocol of entanglement assisted orientation in the space proposed by Brukner et al (quant-ph/0603167). We used min-max principle to evaluate the optimal entangled state and the optimal direction of polarization measurements which violate the classical bound.
@article{arxiv.quant-ph/0603167,
title = {Spatial Orientation using Quantum Telepathy},
author = {F. A. Bovino and M. Giardina and K. Svozil and V. Vedral},
journal= {arXiv preprint arXiv:quant-ph/0603167},
year = {2007}
}