Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Kisaeng:

"

As kisaeng were skilled workers from the beginning, the government took an early interest in ensuring correct education. This first emerged with the establishment of gyobang, training institutes for palace kisaeng during the Goryeo period. During the Joseon period, this became further codified, with instruction focusing on music and dance.[citation needed]