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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Kc2 win in 3 half-moves
4 Kcd3 win in 3 half-moves
5 Rb8 win in 3 half-moves
6 Kb4 draw
7 Kc5 draw
8 Kcc4 draw
9 Kd2 draw
10 Kd5 draw
11 Kdc4 draw
12 Kdd3 draw
13 Ra8 draw
14 Rc4 draw
15 Rc7 draw
16 Rd8 draw
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 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
25 Rh8 loss in 2 half-moves