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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rf6 win in 5 half-moves
3 K7b7 draw
4 K7b8 draw
5 K7d7 draw
6 K7d8 draw
7 K8b7 draw
8 K8b8 draw
9 K8d7 draw
10 K8d8 draw
11 Kc6 draw
12 Kd6 draw
13 Ra3 draw
14 Rf4 draw
15 Rf5 draw
16 Rf7 draw
17 Rf8 draw
18 Rg3 draw
19 Rh3 draw
20 Kb6 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd3 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves