Complex sentence: The Trinil tiger ("Panthera tigris trinilensis") is an extinct tiger subspecies dating from about 1.2 million years ago that was found at the locality of Trinil, Java, Indonesia.
Split into simpler sentences: The Trinil Tiger ("Panthera tigris trinilensis") is an extinct subspecies of tiger dating from about 1.2 million years ago. This tiger was found at the locality of Trinil, Java, Indonesia.