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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb4 draw
3 Rb1 draw
4 Rb2 draw
5 Rc6 draw
6 Rg6 draw
7 Ka7 loss in 2 half-moves
8 Kb3 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kb8 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Rf6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves