Complex sentence: His revolutionary ideas were denounced by Núñez de Cáceres President of the Courts, based on two confidential letters Álvarez de Toledo had sent to Ramírez Sánchez.
Split into simpler sentences: His revolutionary ideas were denounced by Núñez de Cáceres President of the Courts. He based on two confidential letters that Álvarez de Toledo had sent to Ramírez Sánchez.