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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Kd4 draw
6 Kd5 draw
7 Ke4 draw
8 Kf4 draw
9 Kf5 draw
10 Ra4 draw
11 Rb2 draw
12 Rb3 draw
13 Rb5 draw
14 Re4 draw
15 Rh4 draw
16 Kd6 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg4 loss in 2 half-moves