question: Who stated that `` All politics reduces itself to this formula : try to be one of three , as long as the world is governed by the unstable equilibrium of five great powers . ? ''
answer: Otto von Bismarck
turker_answer: Otto von Bismarck stated that `` all politics reduce itself to this formula : try to be one of three , as long as the world is governed by the unstable equilibrium of five great powers '' .
rule-based: Otto von Bismarck stated that `` All politics reduces itself to this formula : try to be one of three , as long as the world is governed by the unstable equilibrium of five great powers . . ''