(S (S (BASENP (PRP He)) (VP (VBD said) (SBAR (IN that) (S (BASENP (JJS most) (NNS bodies)) (VP (VP (VBD were) (VP (VBN recovered) (PP (IN from) (NP (ADJP (BASENP (NN three) (NN metre)) (JJ deep)) (NN mud))))) (CC and) (VP (VP (VBD required) (BASENP (JJ heavy) (NN digging) (NN machinery))) (S (VP (TO to) (VP (VB retrieve)))))))))) (PERIOD .))