Complex sentence: La Sombra's real name is unreveal as is tradition in Lucha Libre for masked wrestlers, only his last name is know, Andrade, from his father Jose Andrade Salasa, who wrestles as Brillante.
Split into simpler sentences: La Sombra's real name is unknown as is the tradition in Lucha Libre for masked wrestlers. His last name is known to be Andrade, from his father Jose Andrade Salasa, who wrestles as Brillante.