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

EGTB: win in 4 half-moves

# move score
1 Kb8 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kc4 win in 3 half-moves
4 Rb3 win in 5 half-moves
5 Ka7 draw
6 Kc2 draw
7 Kd2 draw
8 Kd4 draw
9 Ke2 draw
10 Ra1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb7 draw
14 Rb8 draw
15 Rd1 draw
16 Rf1 draw
17 Ke3 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Kb7 loss in 1 half-moves