Computer-Generated Chess Problem 02820

Now, this is a 'KQR vs knp' mate in 3 chess puzzle or problem (whichever you wish to call it) composed by the program, Chesthetica, using the DSNS computational creativity approach which doesn't use any kind of traditional AI. Chesthetica has the creative ability to compose positions that may otherwise take centuries to arise in an actual game, if ever. Learn about how these puzzles are selected here.

Q7/8/8/7n/5k1K/2R5/6p1/8 w - - 0 1
White to Play and Mate in 3
Chesthetica v11.58 (Selangor, Malaysia)
Generated on 18 Dec 2019 at 11:28:22 PMSolvability Estimate = Difficult
Some of the earliest chess problems by humans are over 10 centuries old but original ones by computer are very recent. White has a decisive material advantage in this position but the winning sequence may not be immediately clear. If this one is too easy or too difficult for you, try out some of the others. Feel free to copy the position into a chess engine and discover even more variations of the solution.
A Similar Chess Problem by Chesthetica: 01248
Solution