Complex sentence: The national park and the rest of the Philippine archipelago is part of the Coral Triangle, recognized as a center of marine biodiversity containing 75% of the described coral species and 40% of the world's reef fish.
Split into simpler sentences: The national park and the rest of the Philippine archipelago is part of the Coral Triangle. The Coral Triangle is recognized as a center of marine biodiversity containing 75% of the described coral species and 40% of the world's reef fish.