Zheng Yi Sao's first son
From Tardis Wiki, the free Doctor Who reference
Zheng Yi Sao's first son was six years old in 1807. At this time, his brother was three. Both of them, along with the rest of Zheng's crew, were taken hostage by the Black Flag Fleet, which demanded a ransom of the treasure of the Flor de la Mar. (TV: Legend of the Sea Devils)
