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

EGTB: win in 6 half-moves

# move score
1 Rb4 win in 5 half-moves
2 Rb3 win in 13 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb5 draw
6 Rb6 draw
7 Kb7 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Ke3 loss in 2 half-moves
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kg4 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Kd7 loss in 1 half-moves
20 Kd8 loss in 1 half-moves