Ramirez was shouting to the group of police negotiators in Portuguese, asking again for a doctor to go aboard and look after the hostage.
Olofsson was brought in by permission of the government established a communication link with the police negotiators.
A team of three police negotiators managed to make contact with the man, thought to be 24, with a telephone passed through an upstairs window.
During the siege police negotiators kept constant contact with the couple.
Traffic was halted as emergency medical service teams, firefighters and police negotiators persuaded the man not to jump.
Eight hours later, after police negotiators tried to talk him down, he fatally shot himself in the head.
A dialogue with trained police negotiators resumed at 8am.
One of the police negotiators offered to take the place of a hostage, but the terrorists refused.
A police negotiator says he has worked out a deal for the release of 3 hostages being held by a man described as emotionally unstable.