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 Rg8 win in 3 half-moves
3 Kb5 win in 5 half-moves
4 Kb6 win in 9 half-moves
5 Rf8 win in 13 half-moves
6 Ra8 draw
7 Rb1 draw
8 Rb2 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rh8 draw
13 Ka4 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kg4 loss in 2 half-moves
22 Kg5 loss in 2 half-moves
23 Kg6 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rb7 loss in 2 half-moves