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 Ka2 win in 7 half-moves
3 Kc2 win in 7 half-moves
4 Kc3 win in 7 half-moves
5 Rb2 win in 7 half-moves
6 Rc8 win in 7 half-moves
7 Kb1 win in 9 half-moves
8 Kd1 win in 9 half-moves
9 Ra8 win in 9 half-moves
10 Kb2 draw
11 Kc1 draw
12 Ke1 draw
13 Ke2 draw
14 Rb3 draw
15 Rb7 draw
16 Rd8 draw
17 Rh8 draw
18 Kd3 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves