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 Kb1 draw
3 Kb2 draw
4 Kc1 draw
5 Kc3 draw
6 Kcd1 draw
7 Kcd2 draw
8 Kd3 draw
9 Ke2 draw
10 Ked1 draw
11 Ked2 draw
12 Kf1 draw
13 Kf2 draw
14 Ra3 draw
15 Rb1 draw
16 Rb2 draw
17 Rb4 draw
18 Rf3 draw
19 Rg3 draw
20 Rh3 draw
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Re3 loss in 2 half-moves