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 1 half-moves
3 Kab7 win in 3 half-moves
4 Kb5 win in 3 half-moves
5 Kcb6 win in 3 half-moves
6 Ra8 win in 3 half-moves
7 Rc8 win in 3 half-moves
8 Rd8 win in 3 half-moves
9 Re8 win in 3 half-moves
10 Rf8 win in 3 half-moves
11 Rh8 win in 3 half-moves
12 Kab6 win in 5 half-moves
13 Kcb7 draw
14 Rb1 draw
15 Rb2 draw
16 Ka6 loss in 2 half-moves
17 Ka8 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Kd7 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves