(S (S (NP (NP (BASENP (JJ Many)) (PP (IN of) (BASENP (DT these) (NN training) (NNS programs)))) (PRN (COMMA ,) (PP (ADVP (RB particularly)) (PP (IN at) (BASENP (JJ large) (NNS corporations)))) (COMMA ,))) (VP (VBP claim) (S (VP (TO to) (VP (VP (VB be) (ADJP (RB purely) (JJ psychological))) (COMMA ,) (S (VP (VBN aimed) (PP (IN at) (S (VP (VBG improving) (NP (BASENP (NN productivity)) (CC and) (BASENP (NN morale) (CC and) (NN loyalty))))))))))))) (PERIOD .))