fix more broken markdown links

Fixed stuff we broke by mistake, previously.

Ran `make www` to perform the above.

TODO: Fix stuff we broke by mistake doing the above.

TODO: Fix more broken markdown links.

2020/kurdyukov4/README.md

@@ -66,7 +66,7 @@ the Elves in Tolkien's Legendarium. It means sound taste (plural is lámatyáver
 and it refers to phonaesthesia - in other words, it refers to the pleasure of
 sound and form of words. It's discussed in [Morgoth's
 Ring](https://en.wikipedia.org/wiki/Morgoth%27s_Ring), volume X of [History of
-Middle-earth (HoMe)](https://en.wikipedia.org/wiki/The_History_of_Middle-earth).
+Middle-earth (HoMe)](https://en.wikipedia.org/wiki/The_History_of_Middle-earth).
 Now can you appreciate the award title a bit better?