(S (S (BASENP (DT The) (NN adult) (NN literacy) (NN program) (NNP Read) (NNP Santa) (NNP Clara)) (VP (VP (VP (VBD marked) (BASENP (PRPD its) (JJ tenth) (NN anniversary))) (BASENP (NN today))) (PP (IN with) (NP (BASENP (DT a) (NN gathering)) (PP (IN of) (NP (NP (BASENP (NN program) (NNS participants)) (COMMA ,) (BASENP (NN staff))) (CONJP (COMMA ,) (CC and)) (NP (BASENP (NNS supporters)) (PP (IN from) (BASENP (DT the) (NN community)))))))))) (PERIOD .))