10 Of these, 10 (41.7%) were recovered correctly by the parser; 10 were incorrect because the wrong category was assigned to the relative pronoun, 3 were incorrect because the relative pronoun was attached to the wrong noun, and 1 was incorrect because the wrong category was assigned to the predicate from which the object was 9 Currently all the modifiers in nominal compounds are analysed in CCGbank as N N, as a default, since the structure of the compound is not present in the Penn Treebank.
the scores for N N are not particularly informative.