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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Kd8 draw
6 Rc3 draw
7 Rd3 draw
8 Rb1 loss in 10 half-moves
9 Rb2 loss in 10 half-moves
10 Rb8 loss in 10 half-moves
11 Kb8 loss in 6 half-moves
12 Ra3 loss in 6 half-moves
13 Rb4 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Re3 loss in 1 half-moves
19 Rf3 loss in 1 half-moves