Eighty years after Nazi forces tore it from the walls of a Jewish art dealer's life, a baroque portrait has found its way back to the hands of those who carry his memory. Discovered by chance in a real estate photograph near Buenos Aires — hanging above a green sofa in the home of a Nazi fugitive's daughter — the Portrait of a Lady became the quiet center of a legal reckoning that stretched across continents and generations. An Argentine court, in a rare convergence of historical justice and present-day law, brokered an agreement that returned the painting without further punishment, reminding