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

EGTB: win in 4 half-moves

# move score
1 Kd2 win in 3 half-moves
2 Kd3 win in 5 half-moves
3 Rb8 win in 5 half-moves
4 Kb2 draw
5 Kb4 draw
6 Kc2 draw
7 Kc4 draw
8 Kd4 draw
9 Kf1 draw
10 Kf2 draw
11 Kg1 draw
12 Kh1 draw
13 Kh2 draw
14 Ra8 draw
15 Rc4 draw
16 Rd8 draw
17 Re8 draw
18 Rf8 draw
19 Kb3 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kh3 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves