(S (S (NP (BASENP (DT The) (NN area)) (PP (IN off) (NP (BASENP (DT the) (NNP East) (NN coast)) (PP (IN of) (BASENP (NNP Africa)))))) (VP (VBZ has) (VP (VBN seen) (NP (BASENP (DT a) (JJ significant) (NN amount)) (PP (IN of) (BASENP (NN piracy))))))) (PERIOD .))