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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 K3b3 draw
4 K3b4 draw
5 K3d3 draw
6 K4b3 draw
7 K4b4 draw
8 K4d3 draw
9 Kb2 draw
10 Kb5 draw
11 Kc2 draw
12 Kc5 draw
13 Kd2 draw
14 Ra8 draw
15 Rh8 draw
16 K3d4 loss in 2 half-moves
17 K4d4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves