(S (S (BASENP (NNP Waitangi) (NN day)) (VP (VP (VP (VBZ is) (PP (IN on) (BASENP (NNP February) (NN 6)))) (COMMA ,) (BASENP (DT each) (NN year))) (CC and) (VP (VBZ celebrates) (NP (BASENP (DT the) (NNP Waitangi) (NN signing)) (PP (IN of) (NP (NP (BASENP (NNP New) (NNP Zealand) (POS 's)) (BASENP (JJ founding) (NN document))) (COMMA ,) (NP (NP (BASENP (DT the) (NNP Treaty)) (PP (IN of) (BASENP (NNP Waitangi)))) (PRN (LRB -LRB-) (NP (BASENP (FW Te) (FW Tiriti)) (PP (FW o) (NNP Waitangi))) (RRB -RRB-))))))))) (PERIOD .))