Blue-and-white bowl with figures playing chess, Ming dynasty, Tianqi Period, 1600-1625, Jingdezhen kilns, porcelain, thrown, with underglaze painting in cobalt-blue, 7.9 cm (height), 15.3 cm (diameter), at foot 6.6 cm (diameter). Gift of Gerald Reitlinger, 1978. EA1978.1163. © Ashmolean Museum, University of Oxford