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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kc4 draw
3 Kc6 draw
4 Kd4 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Rd8 draw
9 Kd5 loss in 6 half-moves
10 Kb4 loss in 4 half-moves
11 Kb5 loss in 4 half-moves
12 Kb6 loss in 4 half-moves
13 Kd6 loss in 4 half-moves
14 Ra8 loss in 4 half-moves
15 Rc8 loss in 4 half-moves
16 Rg8 loss in 4 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves