[lemma=of] [lemma=impotence] [lemma=□] □ □
[lemma=of] [lemma=impotence] [lemma=","] □ □
[lemma=of] [lemma=impotence] [lemma=render] □ □
At first , however , the alien invasion only exacerbates their sense of impotence , rendering the nation powerless at the hands of an inscrutable force .