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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Kc6 win in 7 half-moves
3 Kdc4 win in 7 half-moves
4 Kdd4 win in 7 half-moves
5 Ra5 win in 7 half-moves
6 Kd6 win in 9 half-moves
7 Kb3 draw
8 Kb4 draw
9 Kc5 draw
10 Kd3 draw
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kcc4 loss in 2 half-moves
14 Kcd4 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves