The first was known as Queen Huiwen , who gave birth to King Wu of Qin .
The second was known as the Queen Dowager Xuan , who gave birth to King Zhaoxiang of Qin .
The first was known as Queen Huiwen , who gave birth to King Wu of Qin , and the second was known as the Queen Dowager Xuan , who gave birth to King Zhaoxiang of Qin .