Does anybody know the solution to this puzzle? I completed it before and now i'm not sure what the solution is. Any help would be appreciated. Thanks.
Did you forget to push the button to have it make black's move?
(The left-most button of the three on the bottom right.)

Does anybody know the solution to this puzzle? I completed it before and now i'm not sure what the solution is. Any help would be appreciated. Thanks.
https://www.chess.com/puzzles/problem/42427