For castra, the first co-occurent for Livy is hostis (z-test 22.72), before castra (z-test 10.18), ad (z-test 10.85), in (z-test 8.21), impetus (z-test 7.35), que (z-test 5.86) while in Caesar, impetus does not appear and the scores of all other lemmas are lower except castra (z-test 15.15), hostis (8), ad (10,35), in (5,17), que (4.79).
our results suggest that CNNs manage to account for specificity, phrase structure, and cooccurence networks.