Computer-Generated Chess Problem 03283

Here is a 'KQR vs krb' three-move chess construct composed autonomously by the prototype computer program, Chesthetica, using the fairly new computational creativity approach called the 'DSNS'. There is also no proven limit to the quantity or type of legal compositions that can be automatically generated.

8/8/5r2/8/3Q2R1/7k/5b2/7K w - - 0 1
White to Play and Mate in 3
Chesthetica v12.29 (Selangor, Malaysia)
Generated on 14 Apr 2021 at 12:03:46 AMSolvability Estimate = Difficult
White is over a rook's worth in material but the precise win in this position still needs to be found. 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: 00115
Solution