Jiangsu
Culture
Table:
Group

Wuyue

Lower Yangtze

Central Plains

Designation

Wu

Jinling

Huaiyang

Xuhuai

Major dialect

Wu Chinese

Lower Yangtze Mandarin

Lower Yangtze Mandarin

Central Plains Mandarin

Core

Suzhou

Nanjing

Yangzhou

Xuzhou

Based on the following table concerning 'Jiangsu' — "Culture" section, formulate a single-sentence overview of the highlighted cells and provide it inside the JSON object {"answer": "YOUR ANSWER"}.