(S (S (PP (IN Amongst) (NP (BASENP (DT the) (NN aftermath)) (PP (IN of) (NP (BASENP (DT a) (NN magnitude) (NN 8.9) (NN earthquake)) (SBAR (WHNP (WDT which)) (S (VP (VP (VBD struck) (PP (IN on) (BASENP (NNP Friday)))) (COMMA ,) (S (VP (VBN followed) (PP (IN by) (BASENP (DT a) (NN tsunami)))))))))))) (COMMA ,) (S (NP (BASENP (NNP Naoto) (NNP Kan)) (PRN (COMMA ,) (NP (BASENP (DT the) (JJ prime) (NN minister)) (PP (IN of) (BASENP (NNP Japan)))) (COMMA ,))) (VP (VBD claimed) (SBAR (IN that) (S (BASENP (DT the) (NN country)) (VP (VBZ is) (VP (VBG experiencing) (NP (BASENP (PRPD its) (JJS largest) (NNS difficulties)) (PP (IN since) (NP (NP (BASENP (DT the) (NN end)) (PP (IN of) (BASENP (NNP World) (NNP War) (NNP II)))) (PP (IN in) (BASENP (NN 1945))))))))))))) (PERIOD .))