(S (S (NP (BASENP (JJ Sonar) (NN imagery)) (PP (IN of) (BASENP (DT the) (NNP Kormoran)))) (VP (VBZ shows) (S (BASENP (DT the) (NN site)) (ADJP (VBZ consists) (PP (IN of) (NP (BASENP (NN two) (JJ main) (NNS pieces)) (PP (IN at) (NP (BASENP (DT a) (NN depth)) (PP (IN of) (BASENP (NN 2560) (NNS metres))))))))))) (PERIOD .))