One example where these assumptions do not hold is for the Romanian word a, which has 5 possible POS tags, including Infinitive_Marker (corresponding to the English word to).
to test the relative contributions of limited native speaker help when available, for roughly 4 additional total person hours in a second test condition for Romanian a native speaker corrected and augmented gaps in the patterns previously entered from the grammar book, focusing almost exclusively on the complex inflections of closed-class words.