Task: Sentence Expansion
Input (English): Although the NHC officially called Grace a tropical storm , the French meteorological service said it should not have been called a tropical cyclone .
Output (English): Although officially designated a tropical cyclone by the NHC , Me ́ te ́ o-France , the French meteorological service , stated in their annual report to the World Meteorological Organization that Grace should not have been classified a tropical system .