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

EGTB: win in 4 half-moves

# move score
1 Kc4 win in 3 half-moves
2 Rd3 win in 3 half-moves
3 Kc6 win in 5 half-moves
4 Kb3 draw
5 Kb4 draw
6 Kb6 draw
7 Kb7 draw
8 Kb8 draw
9 Kc2 draw
10 Kc8 draw
11 Kd2 draw
12 Kd3 draw
13 Kd7 draw
14 Kd8 draw
15 Re1 draw
16 Re2 draw
17 Re7 draw
18 Re8 draw
19 Kb2 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves