This is an original 'KBNP vs kppp' mate in 4 chess puzzle created by the program, Chesthetica, using the Digital Synaptic Neural Substrate (DSNS) computational creativity approach. It doesn't use endgame tablebases, deep learning or any kind of traditional AI. You can learn more about the DSNS here.

White to Play and Mate in 4
Chesthetica v11.52 (Selangor, Malaysia)
Generated on 30 Oct 2019 at 11:34:16 PM
Now, let's see what else there is to say. Give me a moment. Leave a comment below, if you like. Feel free to copy the position into a chess engine and discover even more variations of the solution.
A Similar Chess Problem by Chesthetica: 01239
Solution
<| Book | DTube | Facebook | Instagram | Twitter | Website |>