Computer-Generated Chess Problem 02972

A 'KRNP vs kp' mate in 4 chess problem generated by a computer 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.

8/8/1N1k1Kp1/8/8/8/3P4/4R3 w - - 0 1
White to Play and Mate in 4
Chesthetica v11.70 (Selangor, Malaysia)
Generated on 2 Jul 2020 at 6:50:50 AMSolvability Estimate = Easy
Most changes to Chesthetica that result in a slightly higher 'version number' are simply to improve the interface, by the way. What was the machine 'thinking' when it came up with this? Did you find this one interesting or have something else to say? Leave a comment below! Feel free to copy the position into a chess engine and discover even more variations of the solution.
Similar Chess Problems by Chesthetica: 00018, 00213, 01147, 01262, 01673, 01742, 01966, 01993.
Solution