[lemma=road] [word=that] [tag=PRP] □
[lemma=road] [word=that] [tag=PRP] [□]
[lemma=road] [word=that] [tag=PRP] □ □
The point of all this is to caution departments that are about to embark on this road that they should begin with prudence and care , having beforehand some sense of the problems they may encounter .