Pedro Proença announced his retirement from refereeing. On 3 July 2015, he was elected for the UEFA Referees Committee. Later that month, on 28 July, he was elected the new president of the Professional Football League. Pedro Proença Pedro Proença Oliveira Alves Garcia (; born 3 November 1970) is a retired Portuguese football referee. Proença has refereed a number of notable matches including the Supertaça Cândido de Oliveira, Taça de Portugal finals, Taça da Liga finals, as well as the final of both the UEFA Champions League and UEFA European Championship becoming the first referee to overview both finals of the main
Quantum refereed game Quantum refereed game Quantum refereed game in quantum information processing is a class of games in the general theory of quantum games. It is played between two players, Alice and Bob, and arbitrated by a referee. The referee outputs the pay-off for the players after interacting with them for a fixed number of rounds, while exchanging quantum information. An formula_1-turn quantum referee performs formula_1 rounds of interaction with the player Alice and Bob. Each interaction involves receiving some quantum states from Alice and Bob, processing the quantum states together with the "left-over" state from the previous interaction, producing some output