Question: Which year was the oldest brother born out of Yoan Pablo Hernández Suárez and Yoel Romero?
Context: Pablo Hernández (born 12 February 1940) is a former Colombian cyclist.  He competed in the individual road race and team time trial events at the 1964 Summer Olympics. Rafael Cavalcante (born April 5, 1980) is a Brazilian mixed martial artist who fights in the light heavyweight division.  He is currently a free agent.  He trains with Anderson Silva and Antônio Rodrigo Nogueira as part of the Black House camp.  He formerly competed in Strikeforce, where he was at one time Strikeforce Light Heavyweight Champion.  His nickname "Feijão" (] ) means "bean" in Portuguese.  Rafael was known as the first man to have defeated former UFC number-one middleweight contender, Yoel Romero. Yoan Pablo Hernández Suárez (born October 28, 1984) is a Cuban-German former professional boxer who competed from 2005 to 2014.  He held the unified IBF and "Ring" magazine cruiserweight titles, as well as the WBA interim cruiserweight title.  His brother Yoel Romero is a freestyle wrestler and mixed martial artist. Juan Camilo Hernández Suárez (born 22 April 1999) is a Colombian footballer who plays for Spanish club SD Huesca, on loan from English club Watford, as a right winger. Pablo Hernández Domínguez (] ; born 11 April 1985) is a Spanish professional footballer who plays for English club Leeds United as an attacking midfielder but also as a winger. Pedro Pablo Hernández (born 24 October 1986) is an Argentine-born Chilean professional footballer who plays for Spanish club Celta de Vigo as a midfielder. Ramiro Goben Reducindo Radilla (born 10 February 1979) is a boxer from Mexico, who won the gold medal at the Pan American Games in Santo Domingo at light heavyweight by defeating Yoan Pablo Hernandez in the final. Yoel Romero Palacio (born April 3, 1977) is a Cuban mixed martial artist (MMA) and former World Champion and Olympic silver medalist in freestyle wrestling.  He competes in the Middleweight division of the Ultimate Fighting Championship, and formerly competed in the now-defunct Strikeforce organization.  As of July 17, 2017, Romero is the #2 contender in the UFC Middleweight division. . Judithe Hernández (born 1948 in Los Angeles) is a Los Angeles-based artist whose career began as a founding member of the Chicano Art/Los Angeles Mural movements.  She first received acclaim in the 1970s as a muralist.  In her long career as a studio artist her artistic practice as centered on works-on-paper, principally pastels, which frequently incorporate indigenist imagery and the social-political tension of gender roles.  Hernández has lived both in Chicago, Illinois and Los Angeles.  In 1974, she became the fifth member, and only woman, in Los Four, the influential and celebrated East Los Angeles Chicano artist collective, along with Gilbert Luján, Carlos Almaraz, Frank E. Romero, and Robert de la Rocha.  As early as 1970, Hernández was involved in the initial efforts of Chicano artists in East Los Angeles to organize.  Of this experience, Hernández later said that "Often I was literally the only female at meetings who was not a girlfriend or wife, but an active artist participant." Kosta Tsonev (Bulgarian: Коста Цонев ; 10 June 1929 – 25 January 2012) was a Bulgarian actor of Greek heritage starring in theatre, TV and cinema.  He was born on 10 June 1929 in the capital of Bulgaria, Sofia.  He studied at the National Academy for Theatre and Film Arts.  He has been married three times: twice to Anahid Tacheva and then to his present wife Elena.  He has a son, famed news reader Dimitar Tsonev, and a daughter.  His second oldest brother was the late Vasil Tsonev, a dry witted satirist who wrote many books which have been published in several languages.  His oldest brother was the late Iwan Tsonev (Iwan Zoneff) who moved to Australia in 1950s where he became one of the biggest property developers in South Australia during the mid 60's showing the diverse talents of the 3 brothers in each of their chosen fields.  The father of the three brothers was a simple house painter.
Answer: 1977