Simplify the following text for a Grade 6 native English-speaking person.
Original: CÃ sar Augusto da Silva Lemos , usually called CÃ sar Maluco or just CÃ sar , ( born 17 May 1945 , NiterÃ i ) is a former Brazilian footballer who was included in the 1974 FIFA World Cup squad of the Brazil national football team .
Simplified: CÃ sar Augusto da Silva Lemos ( born 17 May , 1945 ) is a former Brazilian football player . He has played for Brazil national team .