Complex sentence: After he mounted MacDougall's horse, more grapeshot ripped through his spine, fatally wounding him, and was carried off the battlefield on a stretcher, and and laid beneath the oaks which today still bear his name.
Split into simpler sentences: After he mounted MacDougall's horse, more grapeshot ripped through his spine, fatally wounding him, and was carried off the battlefield on a stretcher. He was laid beneath the oaks which today still bear his name.