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 Kd6 draw
5 Rb5 draw
6 Rd8 draw
7 Kd4 loss in 10 half-moves
8 Kd5 loss in 10 half-moves
9 Ra8 loss in 10 half-moves
10 Kb4 loss in 4 half-moves
11 Kb5 loss in 4 half-moves
12 Kb6 loss in 4 half-moves
13 Rc8 loss in 4 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 Rb7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves