question: In what year did von Neumann publish the paper Numerical Integration of the Barotropic Vorticity Equation
answer: 1950
turker_answer: 1950 is the year that von Neumann published the paper Numerical Integration of the Barotropic Vorticity Equation .
rule-based: Von Neumann published the paper Numerical Integration of the Barotropic Vorticity Equation in 1950