設問 1:
What is a notable characteristic of Chae Yongshin's portrait style?
設問 2:
Which royal event is documented in the painting 'The King’s Excursion on a Royal Carriage'?
設問 3:
In the portrait of Choe Ikhyeon, what type of clothing is the subject wearing?
設問 4:
According to the provided information, how did Chae Yongshin apply paint in 'The King’s Excursion on a Royal Carriage'?
設問 5:
What is mentioned regarding the technique used for the fur hat in the portrait of Choe Ikhyeon?