(S (S (BASENP (DT The) (NN camera)) (VP (VBD happened) (S (VP (TO to) (VP (VB be) (VP (VP (VBG filming) (PP (IN on) (BASENP (NNP March) (NN 14)))) (PP (IN as) (NP (BASENP (NN part)) (PP (IN of) (NP (BASENP (DT a) (NN classroom) (JJ self-improvement) (NN exercise)) (PP (IN at) (BASENP (NNP Fairmount) (NNP Park) (NNP Elementary))))))))))))) (PERIOD .))