Non-existent anchors are marked with [Invalid]. These redirects can be retargeted to the correct section or by adding an anchor to the page (e.g.
== Other related media <span id="Video games"></span>==). Incorrect redirects are sometimes caused by bots fixing double redirects.
Q5 is very similar
Viewing 98 redirects340 anchor found in List of bus routes in Queens of which 170 were not produced by cite.php