What is the summary of the story of a magic paint brush?

"The Magic Paintbrush" tells the story of a poor young artist named Liang who receives a magical paintbrush that brings whatever he paints to life. Using his newfound gift, he helps the needy by creating food, clothing, and other necessities. However, a greedy emperor learns of the brush's power and demands Liang use it for his own selfish desires. Ultimately, Liang uses his creativity and the magic brush to outsmart the emperor, reinforcing themes of generosity and the importance of using one's talents for good.