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 Rb1 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Rb6 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Kb3 win in 5 half-moves
7 Kc3 win in 5 half-moves
8 Ra5 win in 7 half-moves
9 K4b4 draw
10 Rb4 draw
11 K4d4 loss in 2 half-moves
12 K4d5 loss in 2 half-moves
13 K5b4 loss in 2 half-moves
14 K5d4 loss in 2 half-moves
15 K5d5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rb3 loss in 2 half-moves