( Jellyfish ( ( ( are ( ( such ( a ( unique kind ) ) ) ( of ( marine animal ) ) ) ) ( that ( they ( actually ( dont ( have ( a ( specialized ( circulatory system ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Jellyfish)) (VP (VBP are) (NP (NP (PDT such) (DT a) (JJ unique) (NN kind)) (PP (IN of) (NP (JJ marine) (NN animal)))) (SBAR (IN that) (S (NP (PRP they)) (ADVP (RB actually)) (VP (VBP dont) (VP (VB have) (NP (DT a) (JJ specialized) (NN circulatory) (NN system))))))) (. .)))
Jellyfish are such a unique kind of marine animal that they actually dont have a specialized circulatory system.
(ROOT (S (NP (DT A) (NN jellyfish)) (VP (VBZ does) (RB not) (VP (VB have) (NP (DT a) (JJ circulatory) (NN system)))) (. .)))