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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Ka3 draw
4 Ka4 draw
5 Ka5 draw
6 Kb1 draw
7 Kb2 draw
8 Kb3 draw
9 Kb5 draw
10 Kc2 draw
11 Kc3 draw
12 Kc4 draw
13 Kc5 draw
14 Kd1 draw
15 Kd2 draw
16 Ra8 draw
17 Rd8 draw
18 Re8 draw
19 Rf1 draw
20 Rf5 draw
21 Rf6 draw
22 Rf7 draw
23 Rf2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves