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 Kb5 win in 3 half-moves
3 Ra3 win in 3 half-moves
4 Ra5 win in 3 half-moves
5 Rb6 win in 3 half-moves
6 Rc6 win in 5 half-moves
7 Kb3 draw
8 Kc3 draw
9 Kc6 draw
10 Kcc5 draw
11 Kcd5 draw
12 Kd3 draw
13 Kd4 draw
14 Ra1 draw
15 Ra2 draw
16 Ra4 draw
17 Kc7 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Kdc5 loss in 2 half-moves
20 Kdd5 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Ke6 loss in 2 half-moves
23 Ke7 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Ra8 loss in 2 half-moves