Changsha
Table:
Changsha

长沙市

• Prefecture-level city	7,431,800
• Density	630/km2 (1,600/sq mi)
• Urban

(2018)

4,020,000
• Urban density	5,400/km2 (14,000/sq mi)
• Metro

4,597,134
• Rank in China

19th

From the table, state whether the hypothesis is entailed, neutral, or refuted. Output only the JSON object {"answer": "YOUR ANSWER"}.

Sentence: Changsha is both a city and a prefecture.

answer: refuted