article_snippet.sent: I find [it] extremely difficult to understand in spite of it having been the one I understood the best once!'
article_snippet.sent: Scroll down for video .
article_snippet.sent: In a statement through Bonhams,
article_snippet.sent: It will be sold by Bonhams in New York on Monday.
article_snippet.sent: It said the seller wished to remain anonymous.
article_snippet.sent: Part of the proceeds will be donated to charity.