(S (S (SBAR (IN Although) (S (BASENP (DT the) (NN city)) (VP (ADVP (RB subsequently)) (VBD rebuilt)))) (COMMA ,) (S (BASENP (DT another) (NN tsunami)) (VP (ADVP (RB again)) (VP (VP (VBD damaged) (BASENP (DT the) (NN harbor))) (PP (IN in) (BASENP (NN 2006))))))) (PERIOD .))