They were used, as far as I can remember, for flights to Tiwan. In return Condor leased a B767-300 to Lufthansa. Lufthansa had been losing money on flights to Australia, and so leased a B767-300 from Condor to operate the flights in the hope that they could make the flights profitable. I don't think either venture worked out!
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Photo © Konstantin Von Wedelstaedt