Question: Which Spanish conquistador killed Atahualpa and was subsequently assassinated and succeeded as governor by Cristóbal Vaca de Castro?
Context: Gutierre Rodríguez de Castro also known as Gutierre Ruiz de Castro and nicknamed el Escalabrado (died  1195 ) was a Castilian nobleman, member of the House of Castro as the son of Rodrigo Fernández de Castro and his wife Elo Álvarez, daughter of Álvar Fáñez and his wife Mayor Pérez, daughter of Count Pedro Ansúrez. Francisco Pizarro González ( ; ] ; c. 1471  – 26 June 1541) was a Spanish conquistador who led an expedition that conquered the Inca Empire.  He captured and killed Incan emperor Atahualpa, and claimed the lands for Spain. Cristóbal Vaca de Castro (c. 1492, Izagre, León, Spain—1566, Valladolid, Spain) was a Spanish colonial administrator in Peru. Fernando Rodríguez de Castro (died 1304), was a Galician noble and a member of the House of Castro.  He was the son of Esteban Fernández de Castro, Lord of Lemos and Sarria, and Alzonza Rodríguez de León.  His paternal grandparents were Fernando Gutiérrez de Castro and Emilia Iniguez de Mendoza.  His maternal grandparents were Rodrigo Alfonso de León, son of Alfonso IX of León, and Ines Rodríguez Cabrera. D. João de Castro (7 February 1500 – 6 June 1548) was a Portuguese nobleman and fourth viceroy of Portuguese India.  He was called "Castro Forte" ("Stronghold" or "Strong Castle") by poet Luís de Camões.  Castro was the son of Álvaro de Castro, civil governor of Lisbon.  His wife was Leonor de Coutinho. Goya Dress was a Scottish alternative rock band, founded by singer/keyboardist/guitarist Astrid Williamson, bass player Terry de Castro and drummer Simon Pearson.  Their first EP "Bedroom Cinema" was released in 1995.  Next release was also EP called "Ruby" and in 1996, the band released their first full-length album "Rooms".  It was produced by Welsh musician and former The Velvet Underground member John Cale.  The group disbanded shortly after the album was released.  After the band broke up, Williamson had a successful solo career.  De Castro and Pearson subsequently played with Cinerama and The Wedding Present.  De Castro also had a spell with Animals That Swim and released a solo album, "A Casa Verde", in 2009. After the assassination of Francisco Pizarro, in retaliation for his father's execution in 1538, Diego de Almagro II, "El Mozo", continued to press claims as the rightful ruler of Peru and as leader of his father's supporters.  His claims were largely unsuccessful, however, as Pizarro was succeeded as governor by Cristóbal Vaca de Castro, despite claims from his brother Gonzalo Pizarro, whose claims to join arms against the Almagristas and "El Mozo" largely remained unanswered. The National Museum Machado de Castro (Museu Nacional de Machado de Castro) is an art museum in Coimbra, Portugal, named after the renowned Portuguese sculptor Joaquim Machado de Castro.  It first opened in 1913 and its latest renovation (2004-2012), which included the addition of a new building, was awarded the Piranesi/Prix de Rome Prize 2014. Diogo de Melo de Castro was the 11th & 13th Governor of Portuguese Ceylon.  de Castro was first appointed in 1633 under Philip III of Portugal, he was Governor until 1635 and then in 1636 until 1638.  He died in the Battle of Gannoruwa and was succeeded by Jorge de Almeida and António Mascarenhas respectively. Adélia Josefina de Castro Fonseca (Salvador, Bahia, 24 November 1827 — Rio de Janeiro, 9 December 1920) was a Brazilian poet.  Her parents were Justiniano de Castro Rebello and Adriana de Castro Rebello.  She married Inácio Joaquim da Fonseca.  She published her poems in newspapers and books, and was a constant collaborator with the Almanaque de lembranças luso-brasileiro.  Towards the end of her life, she entered the Convent of Santa Teresa, in Rio de Janeiro, adopting the name of Mother Maria José de Jesús.
Answer: Francisco Pizarro