The text at the top right of the image says: 魯肅引孔明說周瑜.
(In English: "Lu Su leads Kongming to speak with Zhou Yu").
from: Sanguo zhi pinghua page 39.
depicted people from left to right (with nametag):
- 孔明 Kongming (Zhuge Liang)
- 周瑜 Zhou Yu
- 魯肅 Lu Su
- 小喬 Xiao Qiao