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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Kb4 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Rb8 win in 3 half-moves
6 Rc8 win in 3 half-moves
7 Re8 win in 3 half-moves
8 Ka2 win in 5 half-moves
9 Kc4 win in 9 half-moves
10 Ka4 draw
11 Kc3 draw
12 Kd2 draw
13 Kd4 draw
14 Ra6 draw
15 Ra7 draw
16 Rd8 draw
17 Rf8 draw
18 Ke2 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves