among a culture of people who sadly are at hostile odds with one another through recklessness and retaliation 
(ROOT (PP (IN among) (NP (NP (DT a) (NN culture)) (PP (IN of) (NP (NP (NNS people)) (SBAR (WHNP (WP who)) (S (ADVP (RB sadly)) (VP (VBP are) (PP (IN at) (NP (NP (JJ hostile) (NNS odds)) (PP (IN with) (NP (CD one) (DT another))))) (PP (IN through) (NP (NN recklessness) (CC and) (NN retaliation)))))))))))
(ROOT (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NP (NNS )) (SBAR (WHNP (WP )) (S (ADVP (RB )) (VP (VBP ) (PP (IN ) (NP (NP (JJ ) (NNS )) (PP (IN ) (NP (CD ) (DT ))))) (PP (IN ) (NP (NN ) (CC ) (NN )))))))))))