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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Rb6 draw
8 Rc1 draw
9 Rd1 draw
10 Re1 draw
11 Kd6 loss in 22 half-moves
12 Kb5 loss in 6 half-moves
13 Kd7 loss in 6 half-moves
14 Ra1 loss in 6 half-moves
15 Rf1 loss in 4 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves