claim: Wolfgang Amadeus Mozart was born in Salzburg in 1756.
evidence: Walter Ruben may refer to  :. J. Walter Ruben -LRB- 1899 -- 1942 -RRB- , American screenwriter , film director and producer. J. Walter Ruben. J. Walter Ruben. Walter Ruben -LRB- Indologist -RRB- -LRB- 1899 -- 1982 -RRB- , German Indologist