Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Washington (CNN) George W. Bush tried it. Barack Obama and Hillary Clinton tried it. Now Donald Trump is vowing to reset relations with Russia. But could the unintended costs outweigh the benefits? The President-elect's Russian gambit seems like a solid foreign policy goal, given that the estrangement between the rivals -- owners of the world's biggest nuclear arsenals -- is deeper than at any time since the Cold War. An improvement in relations could yield gains for the United States in reviving non-proliferation projects and closer anti-terrorism cooperation. But there are big questions about whether Trump will be any more successful than his predecessors, whose initial inroads eventually foundered largely due to the behavior of President Vladimir Putin, and whether he will end up emboldening a leader that many -- including key Republicans in Congress -- see as a top US adversary.Closer US-Russia ties could revive non-proliferation projects and closer anti-terrorism cooperationBut closer ties could also mean restoring Russian influence at the direct expense of the US 
 Question:"Wouldn't it be nice if we got together with _ and knocked the hell out of ISIS?".

Russia