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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb6 draw
3 Kb8 draw
4 Kc6 draw
5 Kc8 draw
6 Kd6 draw
7 Kd7 draw
8 Kd8 draw
9 Rb2 draw
10 Rb4 draw
11 Rb5 draw
12 Rb6 draw
13 Rb8 draw
14 Kg2 loss in 1 half-moves
15 Kg3 loss in 1 half-moves
16 Kg4 loss in 1 half-moves
17 Kh2 loss in 1 half-moves
18 Kh4 loss in 1 half-moves
19 Ra7 loss in 1 half-moves
20 Rb1 loss in 1 half-moves