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 Kc8 draw
3 Kd8 draw
4 Rb4 draw
5 Rb7 draw
6 Rf8 draw
7 Rg8 draw
8 Rh8 draw
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves