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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ke1 draw
6 Ke2 draw
7 Kf1 draw
8 Kg1 draw
9 Kg2 draw
10 Kg3 draw
11 Ra7 draw
12 Rb1 draw
13 Rb2 draw
14 Rb3 draw
15 Rf7 draw
16 Rg7 draw
17 Rh7 draw
18 Ke3 loss in 2 half-moves
19 Kf3 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 Rc7 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Re7 loss in 2 half-moves