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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Kd3 draw
3 Ke1 draw
4 Ke3 draw
5 Kf1 draw
6 Kf2 draw
7 Kf3 draw
8 Rd8 draw
9 Re3 draw
10 Rg8 draw
11 Ka2 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves