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 Ka1 draw
3 Ka2 draw
4 Ka5 draw
5 Kaa3 draw
6 Kab3 draw
7 Kb1 draw
8 Kb4 draw
9 Kb5 draw
10 Kba3 draw
11 Kbb3 draw
12 Kc1 draw
13 Kc2 draw
14 Ra7 draw
15 Rb3 draw
16 Rc7 draw
17 Rg7 draw
18 Rh7 draw
19 Kc3 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 Rd7 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf7 loss in 2 half-moves