Exploitation of broadcasting rights of a football match. Art. 33.1 a) of the Spanish Law of 1990 on Sports and 28.1 of the Royal Decree 1825/91 and paragraphs I, III and VIII of the Convention of December 21, 2000 signed by Real Federación Española de Fútbol (RFEF) and Liga Profesional de Fútbol. Art. 1261.2 of the Spanish Civil Code concerning the previous law and convention. Art. 1257 and 451 first paragraph of the Spanish Civil Code.