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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kc2 draw
3 Kc3 draw
4 Kd2 draw
5 Ke2 draw
6 Kg1 draw
7 Kg2 draw
8 Kh2 draw
9 Ra8 draw
10 Rb2 draw
11 Rb3 draw
12 Rf8 draw
13 Kc4 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves