Thinking outside the box

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farbror

I failed to make this into a problem. It is not rocket science (the title gave it away, didn't it?) but easy to miss OTB.

 

I wanted to include black's unfortunate move but that got interpreted as "the solution". Click on solution and think about how to respond to blacks first move.

Little-Ninja

It was interesting! I can see what u meant though about the puzzle not working out quite the way u planned.

farbror

Thank you!