Task: Sentence Expansion
Input (English): The Amborellaceae are a line of flowering plants that diverged very early on ( about 130 million years ago ) from all the other living species of flowering plants .
Output (English): That is , the Amborellaceae represent a line of flowering plants that diverged very early on ( about 130 million years ago ) from all the other extant species of flowering plants , and , among extant flowering plants , is the sister group to the other flowering plants .