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 Kc2 draw
7 Kc7 draw
8 Kc8 draw
9 Kd2 draw
10 Kd3 draw
11 Kd8 draw
12 Ke8 draw
13 Re1 draw
14 Re2 draw
15 Re7 draw
16 Re8 draw
17 Kb2 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Ke7 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