Task: Text Categorization
Input (English): Early in his career, this man took an epithet symbolized by three circlets forming a triangle. Anthropologist Mikhail Gerasimov exhumed this man's corpse three days before the Nazis launched Operation Barbarossa, reflecting the supposed curse of his mausoleum Gur-e Amir. This man joined forces with his brother-in-law Husayn to defeat Ilyas Khoja, but then betrayed him and besieged him in Balkh. He later defeated Mahmud Tughluq and laid waste to Delhi in the Battle of Panipat. In his final expedition, he killed 20,000 inhabitants of Baghdad, en route to smashing Bayezid I before returning to his capital in present-day Uzbekistan. FTP, name this Turko-Mongol conqueror who ruled from Samarkand.
Output (English): History