When browsing questions for a given tag, a review indicator has recently started showing up that links to the open review tasks for that tag. For example, this is what I see when viewing Python questions:
The number 187
in the screenshot above would link to
https://stackoverflow.com/review/close?filter-tags=python
However, clicking on that often opens review tasks that do not have the tag in question. For example, it opened the following on successive attempts:
https://stackoverflow.com/review/close/4853626 (c)
https://stackoverflow.com/review/close/4853008 (java)
It seems that the filters are broken.
A sample screenshot (note the mention of the filter on the review page):