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This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.

On December 25, 1991, the Russian SFSR was renamed the Russian Federation. On December 26, 1991, the USSR was self-dissolved by the Soviet of Nationalities, which by that time was the only functioning house of the Supreme Soviet (the other house, Soviet of the Union, had already lost the quorum after recall of its members by the union republics). After dissolution of the USSR, Russia declared that it assumed the rights and obligations of the dissolved central Soviet government, including UN membership.
Output:
What was the new name given to the RSFSR on December 25, 1991?