Complex sentence: In 1991, Hong Kong police inspector Wong Chi-shing meets with his informant, Hon Sam, while Lau Kin-ming, Hon's prospective mole within the Royal Hong Kong Police Force, assassinates Hon's triad boss, Ngai Kwun.
Split into simpler sentences: In 1991, Hong Kong police inspector Wong Chi-shing meets his informant, Hon Sam. At the same time, Lau Kin-ming, Hon's prospective mole within the Royal Hong Kong Police Force, assassinates Hon's triad boss, Ngai Kwun.