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 Kb2 draw
3 Kb3 draw
4 Kb4 draw
5 Kc2 draw
6 Kc4 draw
7 Rb3 draw
8 Rb5 draw
9 Rb6 draw
10 Rc7 draw
11 Rd7 draw
12 Kd3 loss in 18 half-moves
13 Kd2 loss in 10 half-moves
14 Kd4 loss in 6 half-moves
15 Re7 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Ra7 loss in 1 half-moves