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 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kd1 draw
8 Kg1 draw
9 Kg2 draw
10 Kh2 draw
11 Ra7 draw
12 Rb1 draw
13 Rb2 draw
14 Rb3 draw
15 Rc7 draw
16 Rd7 draw
17 Re7 draw
18 Kd2 loss in 2 half-moves
19 Kd3 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 Rf7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves