Hans Fahrni was born in Prague, Czechoslovakia in 1874. In 1892 he was joint Swiss chess champion (with Corrodi). He was the first master to play 100 opponents simultaneously. It took place in 1911 at Munich. His score was 55 wins, 39 draws, and 6 losses in seven and a half hours. He took 1st place at San Remo in 1911. In 1916, suffering from psychosis, he was hospitalized. He was released, but following a relapse, he was hospitalized again. In 1921 he was diagnosed with catatonic schizophrenia. He spent the rest of his life traveling between hospitals and chess tournaments. In 1922, he was the first to write a chess monograph on the opening 1.e4 Nf6, calling it Alekhine’s Defense. He died in 1939 in Ostermundingen, Switzerland.