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