Question: What position did Lucimar Ferreira da Silva and Luís Edmundo Pereira both play in football?
Context: Hernâni Ferreira da Silva (1 September 1931 – 5 April 2001) was a Portuguese football player who played almost his entire career at FC Porto.  He was born in Águeda, Portugal and was chosen by Portuguese sports newspaper "Record" as one of the best 100 Portuguese football players ever. Reginaldo Ferreira da Silva (born 31 July 1983) is a Brazilian professional football player in the second striker position for Trapani. Marisa Letícia Lula da Silva (née Rocco Casa; São Bernardo do Campo, 7 April 1950 – São Paulo, 3 February 2017) was the second wife of former President of Brazil, Luiz Inácio Lula da Silva, and First Lady of Brazil from 2003 to 2010.  Lula's first wife, Maria de Lourdes da Silva, died in labour when Lula was in his twenties.  And Marisa'a first spouse, Marcos Cláudio da Silva, died in 1971.  On January 24, 2017 Marisa Letícia suffered a stroke.  She died on February 3, 10 days later at the age of 66 in Sírio-Libanês Hospital.  President Michel Temer declared three days of official mourning.  She was cremated the next day.  Her ashes were interred in the Cemitério Jardim da Colina, in her native São Bernardo do Campo, São Paulo. Fábio Ferreira da Silva (born 23 October 1984 in Campina Grande), known as Fábio Ferreira, is a Brazilian footballer who plays for Ponte Preta as a central defender. Licínio Pereira da Silva (died April 1, 2008) was a former Portuguese political prisoner under the regime of António de Oliveira Salazar, an era of Portuguese history known as the Estado Novo.  Pereira da Silva was the last political prisoner convicted by the Polícia Internacional e de Defesa do Estado, better known as the PIDE, the secret service force used by the Salazar regime to repress dissent during the Estado Novo. Luís Gonzaga Ferreira da Silva, S.J. (April 2, 1923 – August 7, 2013) was a Portuguese Prelate of the Roman Catholic Church.  Silva was born in Rebordões, Portugal and ordained a priest on July 11, 1953 from the religious order of the Society of Jesus.  He was appointed bishop of the Diocese of Lichinga on November 10, 1972 and ordained on December 17, 1972.  He retired from the Diocese of Lichinga on January 25, 2003.  After his retirement he returned to the Angonia district on the other side of the Lake Malawi, where he came from Portugal as a missionary priest from the Society of Jesus in the 50's.  and served as assistant parish priest among the Christian communities there.  He died on August 7, 2013 a week after a heart attack. Joaquim da Rocha Ferreira da Costa, known as Ferreira da Costa (born 1 November 1953) is a former Portuguese football player and coach. Alexandre da Sagrada Família (Horta, 22 May 1737 — Angra, 22 April 1818), born Alexandre José da Silva (sometimes referred to as António Ferreira da Silva in biographies), was the 25th Bishop of Angra, governing between 1816 until his death in 1818.  The first Bishop born in the Azores (and only repeated in the 20th century by António de Sousa Braga), known as a poet, he was the paternal uncle of Almeida Garrett, and stayed with his parents, when he visited Terceira. Lucimar Ferreira da Silva (born 8 May 1978), commonly known as Lúcio, is a Brazilian footballer who last played for FC Goa of the Indian Super League as a central defender. Luís Edmundo Pereira (born June 21, 1949) is a retired association footballer.  He played centre back, in particular with S.E. Palmeiras, Atlético Madrid and the Brazilian national team.  He won national championships in both Brazil and Spain beyond UEFA and the Intercontinental Cup.  Known for his pace and power, as well as his marking and defensive leadership, he was, for a time, considered one of the best defenders in Europe during his time with Atlético Madrid.  However, he was not as highly regarded in Brazil.  While his defending style can be considered "classical," he is also considered the first and best of Brazil's "modern" centre back, a role that would go on to include world-cup winner Lúcio.
Answer: central defender