Complex sentence: Alexander Vasilievich Kikin (Александр Васильевич Кикин; ca.1670-1718) was a political mentor and advisor to Alexei Petrovich, Tsarevich of Russia; accused of having arranged his flight abroad, Kikin was broken on the wheel.
Split into simpler sentences: Alexander Vasilievich Kikin (Александр Васильевич Кикин; ca.1670-1718) was a political mentor and advisor to Alexei Petrovich, Tsarevich of Russia. Accused of having arranged his flight abroad, Kikin was broken on the wheel.