<|im_start|>user
Classify the cities based on whether they are located in Eritrea or Gabon.
Keren, Franceville, Asmara, Port-Gentil, Assab, Libreville<|im_end|>
<|im_start|>assistant
Eritrea - Asmara, Keren, Assab
Gabon - Libreville, Port-Gentil, Franceville<|im_end|>
