Assertion: white porcelain | /r/HasProperty | qinghua ci
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Source sentences:
text: Well developed in the Yuan Dynasty (1271 - 1368), the blue and white porcelain (Qinghua Ci), in the main stream of porcelain, was the stylish artistic ware in the Ming Dynasty and Qing Dynasty and promoted this period to be the most prolific in the field of feudal art.