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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kb7 draw
7 Kg3 draw
8 Kg4 draw
9 Kg5 draw
10 Kh3 draw
11 Kh5 draw
12 Ra3 draw
13 Rb1 draw
14 Rb4 draw
15 Rb5 draw
16 Rc3 draw
17 Rd3 draw
18 Rh3 draw
19 Kc5 loss in 2 half-moves
20 Kc6 loss in 2 half-moves
21 Kc7 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg3 loss in 2 half-moves