Here is a KQRN vs krp #3 chess problem generated autonomously by Chesthetica using the approach known as the DSNS from the sub-field of AI, computational creativity. There is no known limit to the quantity or type of compositions that can be generated.
The default solving time of 30 seconds may be too short for you if the problem is difficult so feel free to hit the pause button and solve at your own pace. Do share and try out some of the others too. Note that not all the chess problems are like this. They cover quite the spectrum of solving ability and there are over a thousand published already.
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