text: One of this author’s works concerns a “ten-centavo piece” that causes an obsession in any entity that sees it; that story, which is not by Paulo Coelho, is called “The Zahir.”
full_question: One of this author’s works concerns a “ten-centavo piece” that causes an obsession in any entity that sees it; that story, which is not by Paulo Coelho, is called “The Zahir.” In another story by this author, an MI5 agent named Richard Madden pursues a spy for the German empire. That spy murders (*) Stephen Albert in cold blood after he had solved two mysteries in Ts'ui Pen’s novel. A novel by this author describes adjacent hexagonal rooms which together contain every book in existence. For ten points, name this Argentinian author of The Garden of Forking Paths and The Library of Babel.
first_sentence: One of this author’s works concerns a “ten-centavo piece” that causes an obsession in any entity that sees it; that story, which is not by Paulo Coelho, is called “The Zahir.”