Complex sentence: In 1426, Mohnyin Thado ascended the Ava throne, and Sawlu Thinkhaya, the governor of Toungoo, who felt he should have been king, sought Binnya Ran's alliance against Ava by presenting a daughter.
Split into simpler sentences: In 1426, Mohnyin Thado ascended the Ava throne. In the same year, Sawlu Thinkhaya, the governor of Toungoo, who felt he should have been king, sought Binnya Ran's alliance against Ava by presenting a daughter.