Computer-Generated Chess Problem 02899

An original 'KRNP vs knp' mate in 4 chess puzzle created by the program, Chesthetica, using the Digital Synaptic Neural Substrate AI computational creativity method. There is also no proven limit to the quantity or type of legal compositions that can be automatically generated.

7k/2n3p1/R6P/6KN/8/8/8/8 w - - 0 1
White to Play and Mate in 4
Chesthetica v11.67 (Selangor, Malaysia)
Generated on 23 Apr 2020 at 11:47:46 AMSolvability Estimate = Easy
Everything composed by Chesthetica is original. Did you find this one interesting or have something else to say? Leave a comment below! Note that not all the chess problems are like this. They cover quite the spectrum of solving ability and there are thousands published already.
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Solution