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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Kb7 win in 5 half-moves
6 K5a6 draw
7 K5b6 draw
8 K7a6 draw
9 K7b6 draw
10 Ka4 draw
11 Ka8 draw
12 Kb4 draw
13 Kb5 draw
14 Kb8 draw
15 Ra3 draw
16 Rb6 draw
17 Rf3 draw
18 Rg3 draw
19 Rh3 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves