Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka8 draw
3 Kc7 draw
4 Ra7 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Re7 draw
9 Rf7 draw
10 Rg7 draw
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kd1 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 Ka7 loss in 1 half-moves