Complex sentence: As king, Andriamasinavalona aggressively expanded the borders of his kingdom, which eventually incorporated Fanongoavana to the west, Rangaina to the north, Ombifotsy to the east and Sahasarotra to the south.
Split into simpler sentences: As king, Andriamasinavalona aggressively expanded the borders of his kingdom. His kingdom came to incorporate Fanongoavana to the west, Rangaina to the north, Ombifotsy to the east and Sahasarotra to the south.