( ( ( This loss ) ( of mass ) ) ( ( is ( called ( the ( mass defect ) ) ) ) ; ) )
(ROOT (S (NP (NP (DT This) (NN loss)) (PP (IN of) (NP (NN mass)))) (VP (VBZ is) (VP (VBN called) (NP (DT the) (JJ mass) (NN defect)))) (: ;)))
This loss of mass is called the mass defect ;
(ROOT (S (NP (NP (ADJP (JJ Sudden) (CC and) (JJ dramatic)) (NNS losses)) (PP (IN of) (NP (NN biodiversity)))) (VP (VBP are) (VP (VBN called) (NP (JJ mass) (NN extinction)))) (. .)))