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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kb6 draw
3 Kc4 draw
4 Kc6 draw
5 Kd5 draw
6 Kd6 draw
7 Ra1 draw
8 Rb5 draw
9 Rd1 draw
10 Kb4 loss in 4 half-moves
11 Kb5 loss in 4 half-moves
12 Rc1 loss in 4 half-moves
13 Kd4 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Re1 loss in 1 half-moves
22 Rf1 loss in 1 half-moves