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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Ka6 draw
5 Ka7 draw
6 Ka8 draw
7 Kb1 draw
8 Kb2 draw
9 Kb3 draw
10 Kb8 draw
11 Ra4 draw
12 Rb1 draw
13 Rb2 draw
14 Rb3 draw
15 Rg4 draw
16 Rh4 draw
17 Kb6 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kc8 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves