the Grenadier March or the Royal Spanish March. During the Spanish Second Republic the was adopted as the anthem of the republic. The actual symphonic version of the that replaced the Pérez Casas one was written by maestro Francisco Grau and is the official one after the Royal Decree of 10 October 1997, when the Kingdom of Spain bought the author rights of the , then belonging to Pérez Casas's heirs. According to the Royal Decree 1560/1997, it should be in the key of B-flat major and a tempo of 76 bpm (♩=76), with a form of AABB and a duration of 52 seconds. Current version The current official version of , as described in Royal Decree 1560/1997, is a sixteen-bar long phrase, divided in two sections, each one is made up of four repeated bars (AABB form). Tempo is set to ♩= 76 and key to B-flat. The long, complete version is the honors music for the King, while a shorter version without the repetitions is performed for the Princess of Asturias, the President of the Government of Spain, or during sporting events. There are also three official arrangements: one for orchestra, another for military band, and a third for organ, written by Francisco Grau Vegara and requested by the Government of Spain. All in all, there are six different official adaptations, for each arrangement and length. They all were recorded by the Spanish National Orchestra and the Spanish Royal Guard Band as an official recording and released on compact disc for a limited period of time. Copyright issues As the harmonisation of was written by Pérez Casas in the early 20th century, the copyright has not yet expired. The government bought it from Pérez Casas' estate in 1997 for 130 million pesetas (781,315.734 euros) to avoid future legal problems. Until it expires, the copyright belongs to the Ministry of Culture and collecting societies charge copyright fees, which has led to criticism. As a result, many different harmonisations have been devised by performers to avoid paying. Nonetheless, the rights to the 1997 Francisco Grau revision were transferred to the government at no charge, but they were not placed in the public domain. Music Lyrics Though the has no official lyrics, words have been written and used for it in the past. One version was used during Alfonso XIII's reign and another during the Francoist State; however, none of them