Table:
text: Copa Aldao
Finals
Finals
Year_ Champion Runner_up Score City Venue
1940 Nacional Boca Juniors 2-2 Montevideo Centenario
1941 River Plate Nacional 6-1 1-1 Buenos Aires Montevideo San Lorenzo Centenario
1942 Nacional River Plate 4-0 Montevideo Centenario
1945 River Plate Peñarol 2-1 3-2 Montevideo Buenos Aires Centenario San Lorenzo
1946 Nacional San Lorenzo 2-3 7-2 Buenos Aires Montevideo Huracán Centenario
1947 River Plate Nacional 4-3 3-1 Montevideo Buenos Aires Centenario n/e
1955 River Plate Nacional 2-1 Montevideo Centenario

text: Copa Aldao
Finals
Finals
Year_ Champion Runner_up Score City Venue
1913 (Abandoned) 1 (Abandoned) 1 (Abandoned) 1 (Abandoned) 1 (Abandoned) 1
1916 Nacional Racing 2-1 Montevideo n/e
1917 Racing Nacional 2-2 Montevideo n/e
1918 Racing Peñarol 2-1 Buenos Aires n/e
1919 Nacional Boca Juniors 3-0 Montevideo n/e
1920 Nacional Boca Juniors 2-1 Buenos Aires n/e
1923 San Lorenzo Atlético Wanderers 1-0 Buenos Aires n/e
1927 San Lorenzo Rampla Juniors 1-0 Montevideo n/e
1928 Peñarol Huracán 3-0 Buenos Aires River Plate
1936 River Plate Peñarol 5-1 Montevideo Centenario
1937 River Plate Peñarol 5-2 Buenos Aires San Lorenzo
1938 Independiente Peñarol 3-1 Montevideo Centenario
1939 Independiente Nacional 5-0 Buenos Aires San Lorenzo

Question: What was the result when Nacional became champions, River Plate came second and the venue was Centenario for the Copa Aldao?