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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Kb7 win in 3 half-moves
4 Rc8 loss in 10 half-moves
5 Re8 loss in 10 half-moves
6 Kb6 loss in 4 half-moves
7 Kb5 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Rb2 loss in 1 half-moves
22 Rf8 loss in 1 half-moves