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 Rb7 win in 7 half-moves
3 K7b7 draw
4 Kb8 draw
5 Kc8 draw
6 Kd8 draw
7 Ra6 draw
8 K6b7 loss in 2 half-moves
9 K6d6 loss in 2 half-moves
10 K6d7 loss in 2 half-moves
11 K7d6 loss in 2 half-moves
12 K7d7 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb8 loss in 2 half-moves