Challengers held to leave Flu four clear
Fluminense lie four points clear in the Brazilian Campeonato table after the three sides below them were involved in draws on Sunday.
Fluminense, who did not play, are four points ahead of Atletico Mineiro who were held to a 0-0 draw at home by third-placed Gremio who remain three points adrift of the second-placed side.
Vasco da Gama are fourth following a 0-0 draw away to Ponte Preta and Sao Paulo have moved up to fifth following a 1-0 defeat of Cruzeiro.
Filho Osvaldo gave Sao Paulo the lead after 67 minutes and the visitors had Lucas Silva Borges send off with three minutes remaining.
Clarence Seedorf scored both goals for Botafogo in their 2-2 draw with Corinthians.
Seedorf gave Botafogo the lead after six minutes but Jose Guerrero (8) and a Douglas penalty five minutes later put Corinthians in charge.
Seedorf clinched a point with his second goal with 15 minutes remaining.
Goals from Fred, Diego Forlan and Leandro Damiao earned Internacional a 3-1 victory against Bahia whose consolation came from Kleberson.
Flamengo came from a goal behind to win 2-1 at Atletico Goianiense.
Macedo Joilson gave the home side the lead but Flamengo wrapped up the win with goals from Cleber Loureiro and Liedson.