Table:
text: Hongwu Emperor
Daughters
Daughters
Number_ Title Born Died Date_Married Issue Mother
8 Princess Fuqing 福清公主 – 28 February 1417 26 April 1385 – Consort An
9 Princess Shouchun 壽春公主 1370 1 August 1388 9 April 1386 – –
10 none – – none none –
11 Princess Nankang 南康公主 1373 15 November 1438 1387 – –
12 Princess Zhenyi of Yongjia 永嘉貞懿公主 1376 12 October 1455 23 November 1389 Guo Zhensi 郭珍嗣 Consort Hui
13 none – – none none –
14 Princess Hanshan 含山公主 1381 18 October 1462 11 September 1394 – Consort Han
15 Princess Ruyang 汝陽公主 – – 23 August 1394 – Consort Hui
16 Princess Baoqing 寶慶公主 1394 1433 1413 – Beauty Lady Zhang

Question: Who was Number 12's mother under the Hongwu Emperor?