sentence1: many attempts have been made along these lines , as for example brill and goto et al , with some claiming performance equivalent to lexicon-driven methods , while kwok reports good results with only a small lexicon and simple segmentor .
sentence2: many attempts have been made along these lines , as for example brill and goto et al , with some claiming performance equivalent to lexicon-based methods , while kwok reports good results with only a small lexicon and simple segmentor .