( ( ( Facial Expressions ) ( of Emotion ) ) - )
(ROOT (NP (NP (NNP Facial) (NNP Expressions)) (PP (IN of) (NP (NNP Emotion))) (: -)))
Facial Expressions of Emotion -
(ROOT (S (NP (JJ Human) (JJ facial) (NNS expressions)) (VP (MD can) (VP (VB communicate) (NP (NNS emotions)))) (. .)))