Original sentence: Also known as the 'Takeshima Guard,' he is very active in campaigning for the Liancourt Rocks.In July 2012, while during his concert at the Nokia Theatre L.In South Korea, Kim is widely known as the "Donation Angel", donating over 10 billion South Korean won over the course of ten years to various causes.Kim Jang-hoon (; born 14 August 1967) is a South Korean singer, known for his rock ballads.Kim dropped out of school and worked as a DJ at cafes
Edited sentence: Also known as the 'Takeshima Guard,' he is very active in campaigning for the controversial island of Takeshima, also known as Liancourt Rocks.He has donated over 10 billion Korean won over the past 10 years.He is a South Korean rock-ballad singer, Anti-Japanese activist.In July 2012, whilst during his concert at the Nokia Theatre L.Kim Jang Hoon is known as the 'Donation Angel' all through South Korea.Kim Jang-hoon () was born on 14 August 1967.Kim quit school and worked as a DJ at cafes