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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Kc2 loss in 2 half-moves
4 Kc4 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Kb2 loss in 1 half-moves
18 Kb3 loss in 1 half-moves
19 Kb4 loss in 1 half-moves
20 Rb2 loss in 1 half-moves
21 Rb3 loss in 1 half-moves
22 Rb4 loss in 1 half-moves