 
 <prompt> ```Ulam fit use which kind skill provide? Given di previous question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context:``` <response>: Von Neumann closest friend for United States na mathematician Stanislaw Ulam. A later friend of Ulam, Gian-Carlo Rota write: "Dem go dey spend hours dey gossip and dey giggle, dey swap Jewish jokes, and dey drift in and out of mathematical talk." When von Neumann dey die for hospital, every time Ulam go visit, e go dey come with new collection of jokes to cheer up hin friend. E believe say plenty of hin mathematical thought dey happen intuitively, and e dey often go sleep with problem wey never solve, and e go know the answer immediately when e wake up. 