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 Ra5 draw
3 Rb1 draw
4 Rb2 draw
5 Rg5 draw
6 Ka3 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kc8 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rf5 loss in 2 half-moves
26 Rh5 loss in 2 half-moves