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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rh8 win in 1 half-moves
3 Kd6 draw
4 Kd7 draw
5 Ra8 draw
6 Rb6 draw
7 Rf8 draw
8 Kb7 loss in 20 half-moves
9 Rc8 loss in 20 half-moves
10 Kc6 loss in 12 half-moves
11 Rb7 loss in 6 half-moves
12 Kb6 loss in 4 half-moves
13 Kc8 loss in 4 half-moves
14 Kd8 loss in 4 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves