| Adolf Anderssen [Wikipedia] |
Adolf Anderssen was a mathematics professor and one of the world's leading chess players in the 1850s and 1860s. He is renowned for two spectacular games, the "Immortal" and the "Evergreen".
He was also (Wikipedia) "a very important figure in the development of chess problems, driving forward the transition from the "Old School" of problem composition to the elegance and complexity of modern compositions." He was the author of "Aufgaben fur Schachspieler" (1842) which can be downloaded from here.
Two of his most famous and often reproduced problems are this #4 with the Anderssen mate and this #4 with pin mate and critical move of the wR.
Let's have a look at another one:
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