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

EGTB: win in 10 half-moves

# move score
1 Rb7 win in 9 half-moves
2 Rb4 draw
3 Rb5 draw
4 Rb6 draw
5 Rb8 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rh1 draw
10 Ka4 loss in 2 half-moves
11 Ka6 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Ra1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves