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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kb6 draw
3 Kc4 draw
4 Kc6 draw
5 Rb1 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rd7 draw
10 Kb4 loss in 4 half-moves
11 Kb5 loss in 4 half-moves
12 Ra7 loss in 4 half-moves
13 Rc7 loss in 4 half-moves
14 Kd4 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re7 loss in 1 half-moves
20 Rf7 loss in 1 half-moves
21 Rg7 loss in 1 half-moves
22 Rh7 loss in 1 half-moves