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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Kb6 loss in 2 half-moves
4 Kb7 loss in 2 half-moves
5 Kc6 loss in 2 half-moves
6 Kc8 loss in 2 half-moves
7 Kcd7 loss in 2 half-moves
8 Kcd8 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ked7 loss in 2 half-moves
12 Ked8 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves