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 Rf8 win in 1 half-moves
3 Kc6 draw
4 Kd6 draw
5 Kd7 draw
6 Rb2 draw
7 Rc8 draw
8 Rd8 draw
9 Kb7 loss in 36 half-moves
10 Rb7 loss in 36 half-moves
11 Kc8 loss in 32 half-moves
12 Ra8 loss in 32 half-moves
13 Kb6 loss in 4 half-moves
14 Kd8 loss in 4 half-moves
15 Rb1 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves