Question: What is a Brazilian Jiu-Jitsu academy and mixed martial arts team located in Rio de Janeiro, Brazil, that was the academy that trained the student of Ailson "Jucão" Brites?

Context paragraphs:
Mauricio Villardo: Mauricio Villardo Reis (born January 14, 1975) best known as Mauricio Villardo is a fourth-degree black belt in Brazilian Jiu-Jitsu under Royler Gracie, head instructor of Gracie Humaitá and he is also a former World Champion of the World Jiu-Jitsu Championship of the International Brazilian Jiu-Jitsu Federation (IBJJF).  Living close to the beautiful beaches in Brazil, Mauricio's hobby was surfing, but once he experienced Jiu-Jitsu, he fell in love with the sport.  Mauricio’s first experience with the martial arts was not Jiu-Jitsu.  When he was seven,he began practicing Judo at Clube do Flamengo,in Rio de Janeiro.

José Freitas Siqueira, Jr: José Freitas Siqueira, Jr was born in Miracema, Rio de Janeiro, Brazil, in 1967.  He received his DDS from Gama Filho University, Rio de Janeiro in 1989, and his endodontic certificate from Federal University of Rio de Janeiro in 1992.  In 1996, he received his Master’s Degree in Microbiology and Immunology from Federal University of Rio de Janeiro.  He concluded his PhD in Microbiology and Immunology in 1998 at Federal University of Rio de Janeiro.  Since 2015, is one of the Coordinators of the health in dental area of FAPERJ (Foundation for Research Support of the State of Rio de Janeiro, Brazil).  Currently, is the Chairman of Endodontics, Director of the Postgraduate Program in Endodontics and Head of the molecular microbiology laboratory at Estácio de Sá University, in Rio de Janeiro, Brazil, also an associate researcher at Federal University in Rio de Janeiro.

Rio de Janeiro: Rio de Janeiro ( ; ] ; "River of January"), or simply Rio, is the second-most populous municipality in Brazil and the sixth-most populous in the Americas.  The metropolis is anchor to the Rio de Janeiro metropolitan area, the second-most populous metropolitan area in Brazil and sixth-most populous in the Americas.  Rio de Janeiro the capital of the state of Rio de Janeiro, Brazil's third-most populous state.  Part of the city has been designated as a World Heritage Site, named ""Rio de Janeiro: Carioca Landscapes between the Mountain and the Sea"", by UNESCO on 1 July 2012 as a Cultural Landscape.

Robson Moura: Robson Moura Fonseca is a Brazilian Jiu Jitsu competitor, instructor and a mixed martial artist.  He started training in Brazilian Jiu Jitsu at the age of 10 in Teresópolis, Brazil.  His first Brazilian Jiu-Jitsu teacher was Ailson "Jucão" Brites, though Moura attained the rank of black belt at the age of 18 from Nova União co-founder Andre Pederneiras.  Today Moura holds a 5th degree black belt in Brazilian Jiu-Jitsu under Professor Brites.  He has a mixed martial arts record of 2-1-1.

Alexandre Dantas: Alexandre "Cafe" Dantas (born March 1, 1979) is a Brazilian retired mixed martial artist.  He competed in the Heavyweight division.  He lost his last fight at UFC 41 against Gan McGee on February 28, 2003.  He is a 3 times world champion in Brazilian jiu-jitsu, the 2002 champion in the open division Brazilian Championship, a 5 times Rio de Janeiro jiu-jitsu champion, the 2007 champion of de ADCC trials in Brazil, the Brazilian Teams Champion at Gracie Barra team, 3 time champion of Brazil X USA jiu-jitsu, 3 time Pan-American jiu-jitsu champion, the 2000 USA Jiu-jitsu champion, 5 time champion of the open division of Copa Café Jiu-jitsu in MIguel Pereira - Rio de Janeiro, among other championships.

Gracie Humaitá: Gracie Humaitá or Academia Gracie de Jiu-Jitsu is a Brazilian Jiu-Jitsu academy on Humaitá Street, in Botafogo, Rio de Janeiro, Brazil, founded by Carlos Gracie.  The Academy offers classes in Gracie Jiu-Jitsu.

Nova União (mixed martial arts): Nova União (] ) is a Brazilian Jiu-Jitsu (BJJ) academy and mixed martial arts team located in Rio de Janeiro, Brazil.  Their BJJ black belts have participated in BJJ, submission grappling and MMA competitions all over the world.  BJ Penn's victory at the Mundials marked the first time a non-Brazilian native won gold in the black belt category.  Since 2008 Nova União has become a familiar name in the Mixed Martial Arts scene as a result of stabling the former #1 ranked featherweight fighter in the world, Jose Aldo, as well as Renan Barão, the former UFC Bantamweight champion, and another top ten ranked featherweight in Marlon Sandro.  Nova União is one of the top professional MMA training camps.

Gustavo Dantas: Gustavo Dantas (born 23 December 1974 in Rio de Janeiro, Brazil), is a fourth degree Black Belt in Brazilian jiu-jitsu from Andre Pederneiras.  With nearly 20 years of coaching experience and being a world class competitor, Gustavo is a public speaker as well as a certified mental and life coach with a bachelor's degree in Physical Education from UFRJ (Universidade Federal do Rio de Janeiro).  Gustavo left Brazil in 1999 with a couple thousand dollars, two bags, and one teenage dream: to have his own 100% Jiu-Jitsu Academy and make his living through the passion of his life, Jiu-Jitsu.  The Gustavo Dantas Jiu-Jitsu Academy was established in Tempe, Arizona on March 6, 2012, re-enforcing the statement, "Believe in yourself, believe in your dreams.  Hard work pays off."

Rio de Janeiro Cathedral: The Metropolitan Cathedral of Saint Sebastian (Portuguese: Catedral Metropolitana de São Sebastião ) better known as the "Metropolitan Cathedral of Rio de Janeiro" ("Catedral Metropolitana do Rio de Janeiro )" or as the Cathedral of St. Sebastian of Rio de Janeiro ("Catedral de São Sebastião do Rio de Janeiro" ), is the seat of the Roman Catholic Archdiocese of São Sebastião do Rio de Janeiro.  The cathedral is the See of the Metropolitan Archbishops of the city of Rio de Janeiro, Brazil.  The church is dedicated to Saint Sebastian, the patron saint of Rio de Janeiro.

Rodrigo Medeiros: Rodrigo "Comprido" Medeiros (born January 11, 1977 in Rio de Janeiro, Brazil) is a Brazilian jiu-jitsu black belt.  His nickname, Comprido, is Portuguese for "long" - a reference to his tall stature.  Rodrigo began BJJ at the age of sixteen.  He received his black belt from Rolls Gracie student, Romero "Jacaré" Cavalcanti, he also trained under Fernando 'Magrao' Gurgel and is one of a select group of Jiu-Jitsu competitors to have won the prestigious World Jiu-Jitsu Championship openweight titles twice.  Rodrigo has also been a Jiu-Jitsu instructor to mixed martial arts fighters such as former UFC Heavyweight Champion Brock Lesnar, former Bellator Heavyweight Champion Cole Konrad, Pat Barry, and Chris Tuchscherer.

Supporting paragraphs: Robson Moura Nova União (mixed martial arts)
Answer: Nova União