(S (S (NP (BASENP (DT The) (NN release)) (PP (IN of) (BASENP (DT the) (NNS results)))) (VP (VBD started) (NP (BASENP (DT a) (JJ national) (NN debate)) (PP (IN on) (NP (NP (BASENP (DT the) (JJ possible) (NNS causes)) (PP (IN of) (NP (BASENP (DT the) (JJ drastic) (NN drop)) (PP (IN in) (BASENP (NNS scores)))))) (COMMA ,) (PP (PP (IN from) (NP (NP (NP (BASENP (DT the) (NN failure)) (PP (IN of) (BASENP (JJ parental) (NN participation)))) (COMMA ,) (BASENP (JJ poor) (NN teacher) (NN pay))) (CC and) (BASENP (NN pay) (NNS cuts)))) (COMMA ,) (PP (TO to) (NP (BASENP (NN student) (NN disinterest)) (CC and) (NP (BASENP (NN lack)) (PP (IN of) (BASENP (NN motivation)))))))))))) (PERIOD .))