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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc2 draw
3 Kf7 draw
4 Kf8 draw
5 Kg7 draw
6 Kh7 draw
7 Kh8 draw
8 Ra4 draw
9 Rb1 draw
10 Rb2 draw
11 Rb5 draw
12 Rb6 draw
13 Rb7 draw
14 Rc4 draw
15 Rd4 draw
16 Re4 draw
17 Rf4 draw
18 Rh4 draw
19 Kb1 loss in 2 half-moves
20 Kb2 loss in 2 half-moves
21 Kd1 loss in 2 half-moves
22 Kd2 loss in 2 half-moves
23 Rb3 loss in 1 half-moves
24 Rg4 loss in 1 half-moves