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

EGTB: win in 6 half-moves

# move score
1 Rb3 win in 5 half-moves
2 Kb6 draw
3 Kb8 draw
4 Kc6 draw
5 Kc8 draw
6 Kd6 draw
7 Kd7 draw
8 Kd8 draw
9 Kg7 draw
10 Kg8 draw
11 Kh7 draw
12 Ra3 draw
13 Rc3 draw
14 Rd3 draw
15 Re3 draw
16 Rf4 draw
17 Rf5 draw
18 Rf6 draw
19 Rf7 draw
20 Rf8 draw
21 Kb7 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rh3 loss in 2 half-moves