Ruy López de Segura Ruy López de Segura Rodrigo (Ruy) López de Segura (c. 1530 – c. 1580) was a Spanish priest and later bishop in Segura whose 1561 book "Libro de la invención liberal y arte del juego del Axedrez" was one of the first definitive books about modern chess in Europe, preceded only by Pedro Damiano's 1512 book, Luis Ramírez de Lucena's 1497 book (the oldest surviving printed book on chess), and the Göttingen manuscript (authorship and exact date of the manuscript are unknown). He was born in Zafra near Badajoz, and he studied and lived in Salamanca. In 1560 he won
Ruy Pérez Ponce de León was there given eventual lordship over the city after its conquest from the Moors. Ruy died in 1295, two days after being injured in the Battle of Iznalloz against the forces of the Kingdom of Granada under Muhammad II, in a small town of the same name north of Granada. Ruy Pérez Ponce de León Ruy Pérez Ponce de León or Rodrigo Pérez Ponce de León (b. ? - d. 1295) was a Spanish noble of the House of Ponce de León, in the service of the Kingdom of Castile. He was the 15th Grand Master of the Order of