Venezuelan President Hugo Chavez has said his foreign minister would attend the inauguration of new Colombian President Juan Manuel Santos. The apparent easing of relations came two weeks after President Chavez broke off relations with Colombia. The row erupted after Bogota accused Mr Chavez of harbouring Colombian rebels. Chavez also said he was optimistic mediation efforts by Brazilian President Luiz Inacio Lula da Silva would ease tensions with Colombia. President Lula has been encouraging President Chavez to resume dialogue with Colombia.