original_query: What concessions were granted by the Regent Ras Tafari to T. Zervos and A. Danalis?
query: What concessions were granted by the Regent Ras Tafari to T. Zervos and A. Danalis?
answer: Regent Ras Tafari granted concessions to T. Zervos and A. Danalis to construct a 180-kilometer road connecting Gambela with Metu and Gore.