Sentence:  Having survived “The Long Night,” Daenerys will now be turning her attention back to the problem that originally vexed her: Cersei Lannister. It will be interesting to see how the show tries to raise the stakes of an internecine squabble between competing monarchs when compared to an existential threat to humanity's very existence, but this series has always excelled when it goes deep on the machinations of political <WSD>chicanery</WSD>. 
Meaning of the word marked with <WSD> tags:  Deception by use of trickery, quibbling, or subterfuge.