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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb1 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Rh7 draw
5 Ka1 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Kab1 loss in 2 half-moves
8 Kab2 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kcb1 loss in 2 half-moves
12 Kcb2 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Ra7 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 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves