I believe it's Wool, though I could be extremely wrong
Basically, Great philosphers, teachers, religious figures
and even political leaders influenced Chinese art into different forms of art.
By then, paintings of more subtle expressions of landscapes appeared with
blurred outlines and mountain contours which conveyed distance through an
impressionistic treatment of natural phenomena and it was during this period
that in painting, spiritual was more emphasised rather than emotional elements
as in the previous period.
