(S (S (NP (BASENP (DT An) (NN earthquake)) (PP (IN of) (NP (BASENP (NN magnitude) (NN 7.0)) (PP (IN on) (BASENP (DT the) (NNP Richter) (NN scale)))))) (VP (VBZ has) (VP (VBN been) (VP (VBN reported) (PP (IN as) (S (VP (VBG having) (VP (VBN struck) (NP (BASENP (DT the) (JJ Pacific) (NN island)) (PP (IN of) (NP (BASENP (NNP New) (NNP Britain)) (COMMA ,) (NP (BASENP (DT the) (JJ second) (NN island)) (PP (IN in) (NP (DT the) (NP (NP (BASENP (NNP Papua)) (CC and) (BASENP (NNP New) (NNP Guinea))) (NN group)))))))))))))))) (PERIOD .))