Premise: Budapest . It also became the co-capital of the Austro-Hungarian Empire , a great power that dissolved in 1918 , following World War I. Budapest was the focal point of the Hungarian Revolution of 1848 , the Hungarian Republic of Councils in 1919 , the Battle of Budapest in 1945 , and the Hungarian Revolution of 1956 .
Hypothesis: Budapest was not the co-capital of the Austro-Hungarian Empire.
Label: CONTRADICTION