Question: Who is younger, Lourdes Casal or Leonel Maciel?

Knowledge 1: Lourdes Casal
Lourdes Casal( April 5, 1938 — February 1, 1981) was an important poet and activist for the Cuban community.She was internationally known for her contributions to psychology, writing, and Cuban politics.Born and raised in Cuba, she sought exile in New York because of Cuban communist rule.Casal received a master's degree in psychology in 1962 and later, a doctorate in 1975 from the New School for Social Research.She wrote the book" El caso Padilla: literatura y revolucion en Cuba," which illustrated the failing relationship between writers and Cuban officials.A year later, she co-founded a journal named" Nueva Generation" which focused on creating dialogue on relationships between Cubans living abroad and on the island.Casal earned notoriety by attempting to reconcile Cuban exiles in the United States.She was instrumental in organizing a dialogue between Cuban immigrants and Fidel Castro, which led to the release of thousands of Cuban prisoners.She was the first Cuban- American to receive the Casa de las Américas Prize, which was awarded to her posthumously in 1981. [SEP] Knowledge 2: Leonel Maciel
Leonel Maciel( born March 21, 1939) is a Mexican artist, member of the Salón de la Plástica Mexicana, from the coast of the state of Guerrero.Although from a rural area and farming family, he studied art at the Escuela Nacional de Pintura, Escultura y Grabado" La Esmeralda" and has traveled extensively in Europe and Asia, which has influenced his work.His art has changed styles from generally contains multiple elements and saturated colors.
Knowledge 1: Lourdes Casal
Lourdes Casal( April 5, 1938 — February 1, 1981) was an important poet and activist for the Cuban community.She was internationally known for her contributions to psychology, writing, and Cuban politics.Born and raised in Cuba, she sought exile in New York because of Cuban communist rule.Casal received a master's degree in psychology in 1962 and later, a doctorate in 1975 from the New School for Social Research.She wrote the book" El caso Padilla: literatura y revolucion en Cuba," which illustrated the failing relationship between writers and Cuban officials.A year later, she co-founded a journal named" Nueva Generation" which focused on creating dialogue on relationships between Cubans living abroad and on the island.Casal earned notoriety by attempting to reconcile Cuban exiles in the United States.She was instrumental in organizing a dialogue between Cuban immigrants and Fidel Castro, which led to the release of thousands of Cuban prisoners.She was the first Cuban- American to receive the Casa de las Américas Prize, which was awarded to her posthumously in 1981. [SEP] Knowledge 2: Leonel Maciel (handballer)
Leonel Maciel( born 4 January 1989) is an Argentine handball player for BM Ciudad Encantada and the Argentine national team.He represented Argentina at the 2019 World Men's Handball Championship.
Knowledge 1: Leonel Maciel (handballer)
Leonel Maciel( born 4 January 1989) is an Argentine handball player for BM Ciudad Encantada and the Argentine national team.He represented Argentina at the 2019 World Men's Handball Championship. [SEP] Knowledge 2: Markus Weissenberger
Markus Weissenberger( born March 8, 1975) is an Austrian former footballer who played as a midfielder.He is a younger brother of former Austria international player Thomas Weissenberger.

Answer: Leonel Maciel