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 Ka4 draw
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Kc1 draw
8 Kc3 draw
9 Kd1 draw
10 Kd2 draw
11 Kd3 draw
12 Rb5 draw
13 Rb6 draw
14 Rc7 draw
15 Rd7 draw
16 Rf7 draw
17 Ra7 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 Ka6 loss in 1 half-moves
26 Kb5 loss in 1 half-moves
27 Kb6 loss in 1 half-moves