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第二个国际象棋世界冠军拉斯凯尔博士(1868年-1941年)不仅是一位棋坛巨擘,而且是个数学家和哲学家,他曾在剑桥大学任数学教员,还在柏
The second chess world champion, Dr. Raskell (1868-1941) was not only a giants but also a mathematician and philosopher who served as a math teacher at Cambridge and still at Park