... worked at KVZ for over 3years
Premise 2) Plans to ... 3) Anyone who has worked at KVZ for between 1-4 years ... at KVZ just over three years. So in the next she ... have worked more than 4 years and thus doesn't apply ...
I know in your example, you set "up until this past year" as 3years ago up until the past year, but is there a time limit to that? like can we go even further back? this nuance is a bit confusing