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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rb4 win in 9 half-moves
4 K4b5 draw
5 K4c5 draw
6 K4d5 draw
7 K6b5 draw
8 K6c5 draw
9 K6d5 draw
10 Kb7 draw
11 Kc7 draw
12 Kd4 draw
13 Kd6 draw
14 Kd7 draw
15 Ra5 draw
16 Ra6 draw
17 Kb3 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves