Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kc6 win in 1 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kbb8 draw
7 Kbc7 draw
8 Kcc7 draw
9 Rd8 draw
10 Re3 draw
11 Re4 draw
12 Re5 draw
13 Re6 draw
14 Re7 draw
15 Rf8 draw
16 Rg8 draw
17 Rh8 draw
18 Kcb8 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Re1 loss in 1 half-moves
22 Re2 loss in 1 half-moves