Before pumpkins people carved lots of vegetables turnips, potatoes and squashes/gourds into Jack O Lanterns.
Sudden enlightenment is the answer in this question. This statement used as a metaphor to express the sudden enlightenment, the Zen priest-painters used a painting technique which they called haboku a splashed ink. In short the thing they called haboku used as a metaphor to express sudden enlightenment.
A monotone texture that results in a very "filled" effect.
Answer: He recorded de images that he saw in his dreams