Complex sentence: In December 2014, the company's Korean office announced that the Seoul Central District Prosecutors' Office had issued an indictment against them and against CEO Travis Kalanick, for violating a Korean law prohibiting individuals or firms without appropriate licences from providing or facilitating transportation services.
Split into simpler sentences: In December 2014, the company's Korean office announced that the Seoul Central District Prosecutors' Office had issued an indictment against both them and Kalanick. The indictment is in regard to the violation of a Korean law prohibiting individuals or firms without appropriate licences from providing or facilitating transportation services.