Complex sentence: Keating is active in charity work and has been a charity campaigner for the Marie Keating Foundation, which raises awareness for breast cancer and is named after his mother, who died from the disease in 1998.
Split into simpler sentences: Keating is active in charity work, and has been a charity campaigner for the Marie Keating Foundation, which raises awareness for breast cancer. It is named after his mother, who died of the disease in 1998.