Neves won the election of 15 January 1985 , but became gravely ill the night before his inauguration .
As part of the deal , Sarney became Tancredo Neves ' running mate on the opposition ticket .
Tancredo Neves won the election of 15 January 1985 , but became gravely ill the night before Sarney 's inauguration .
As part of the deal , Sarney became Tancredo Neves ' running mate on the opposition ticket .