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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rf8 draw
3 Rg8 draw
4 Rh8 draw
5 Ka1 loss in 2 half-moves
6 Ka2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kbb2 loss in 2 half-moves
10 Kbc2 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kcb2 loss in 2 half-moves
14 Kcc2 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Re8 loss in 2 half-moves