( ( When ( there ( ( is not ) ( such ( a connection ) ) ) ) ) ( , ( ( the placenta ) ( ( is ( called ( placenta spuria ) ) ) . ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (EX there)) (VP (VBZ is) (RB not) (NP (PDT such) (DT a) (NN connection))))) (, ,) (NP (DT the) (NN placenta)) (VP (VBZ is) (VP (VBN called) (NP (NN placenta) (NN spuria)))) (. .)))
When there is not such a connection, the placenta is called placenta spuria.
(ROOT (S (NP (NP (DT A) (NN connection)) (PP (TO to) (NP (DT the) (NN placenta)))) (VP (VBZ is) (VP (VBN required) (PP (IN for) (NP (DT a) (JJ newborn) (NN baby))) (S (VP (TO to) (VP (VB begin) (NP (NN breathing))))))) (. .)))