Complex sentence: He rode from an early age, became an expert horseman, and was educated at Petrograd Real College of Gurevich, followed by the Nikolai Cavalry College, from where he graduated with a degree.
Split into simpler sentences: He rode from an early age, and became an expert horseman. He was educated at Petrograd Real College of Gurevich, followed by the Nikolai Cavalry College, from where he graduated with a degree.