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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb6 win in 3 half-moves
3 Rb7 win in 5 half-moves
4 Rb8 win in 5 half-moves
5 K7b7 draw
6 K7b8 draw
7 K7d7 draw
8 K7d8 draw
9 K8b7 draw
10 K8b8 draw
11 K8d7 draw
12 K8d8 draw
13 Kb6 draw
14 Ra1 draw
15 Rc1 draw
16 Rd1 draw
17 Rh1 draw
18 Kc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg1 loss in 2 half-moves