FC Sion player filed their legal claim in civil court instead of using the Swiss FA and CAS "sports court" system, which the ban was requested by FIFA. On 27 October, as a "provisional and super-provisional measures", UEFA invited Sion to a match schedule consultation once UEFA lost the legal battle. On 31 October 2011, Sion sent a complaint to the European Commission. FIFA also won the legal battle in civil court in November. Previously, the civil court of Martigny and Saint-Maurice (both of the city of Valais) ordered FIFA to confirm the signing of those six players on 3 August, a
Maurice Sion Maurice Sion Maurice Sion (17 October 1927, Skopje – 17 April 2018, Vancouver) was an American and Canadian mathematician, specializing in measure theory and game theory. He is known for Sion's minimax theorem. Sion received from New York University his B.A. in 1947 and his M.A. in 1948. He received from the University of California, Berkeley in 1951 his Ph.D. under the supervision of Anthony Morse with thesis "On the existence of functions having given partial derivatives on Whitney's curve". Sion was a member of the mathematics faculty at U.C. Berkeley until 1960, when he immigrated to Canada with his