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 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc6 draw
6 Kd5 draw
7 Kd6 draw
8 Ra7 draw
9 Rb1 draw
10 Rb3 draw
11 Rb4 draw
12 Rb5 draw
13 Rc7 draw
14 Rd7 draw
15 Rf7 draw
16 Rg7 draw
17 Rh7 draw
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Re7 loss in 2 half-moves