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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka6 win in 3 half-moves
3 Ka8 win in 3 half-moves
4 Kb6 win in 3 half-moves
5 Kb8 win in 3 half-moves
6 Ra3 win in 3 half-moves
7 Rb2 win in 3 half-moves
8 Rb4 win in 3 half-moves
9 Rb5 win in 3 half-moves
10 Rc3 draw
11 Rd3 draw
12 Kb7 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rh3 loss in 2 half-moves