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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kb7 draw
6 Kb8 draw
7 Kc1 draw
8 Kc2 draw
9 Kc7 draw
10 Kd7 draw
11 Kd8 draw
12 Ra3 draw
13 Rb5 draw
14 Rb6 draw
15 Rb7 draw
16 Rb8 draw
17 Rc3 draw
18 Rd3 draw
19 Rh3 draw
20 Rb2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg3 loss in 2 half-moves