Computer-Generated Chess Problem 02849

Now, this is a 'KQRP vs kqr' mate in 3 chess problem generated by a computer using the computational creativity approach which doesn't use any kind of traditional AI or even deep learning. Chesthetica has the creative ability to compose positions on an 8x8 canvas that may otherwise take centuries to arise in an actual game, if ever. Depending on the type and complexity of the problem desired, a single instance of Chesthetica running on a desktop computer can probably generate anywhere between one and ten problems per hour.

8/3r2q1/6Pk/8/5K2/8/3Q4/2R5 w - - 0 1
White to Play and Mate in 3
Chesthetica v11.62 (Selangor, Malaysia)
Generated on 24 Feb 2020 at 5:42:05 AMSolvability Estimate = Difficult
Humans have been composing original chess problems for over a thousand years. Now a computer can do it too. What was the machine 'thinking' when it came up with this? Try to solve this as quickly as you can. If you like it, please share with your friends. Solving chess puzzles like this can also help improve your game.
Solution