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 Rb8 win in 1 half-moves
3 Rb1 draw
4 Rb3 draw
5 Kb5 loss in 2 half-moves
6 Kc3 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kcd3 loss in 2 half-moves
9 Kcd4 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ked3 loss in 2 half-moves
15 Ked4 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kf4 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Kb3 loss in 1 half-moves