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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 K6d6 win in 3 half-moves
3 K6d7 win in 3 half-moves
4 K7d6 win in 3 half-moves
5 K7d7 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Kc5 win in 3 half-moves
8 Kc8 win in 3 half-moves
9 Kd5 win in 3 half-moves
10 Kd8 win in 3 half-moves
11 Rb5 win in 3 half-moves
12 Rb6 win in 3 half-moves
13 Rb8 win in 3 half-moves
14 K7b6 win in 7 half-moves
15 Kb5 win in 13 half-moves
16 K6b6 draw
17 Ra7 draw
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves