Complex sentence: The first detailed European record of Khôn and other classical Siamese dances was made during the Ayutthaya Kingdom showing a dramatic tradition and styles which were almost identical to the Thai traditions we still see today.
Split into simpler sentences: The first detailed European record of khon and other classical Siamese dances was made during the Ayutthaya Kingdom. It described a dramatic tradition and style that are almost identical to the Thai traditions we still see today.