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 Kd4 win in 3 half-moves
3 Rd3 win in 3 half-moves
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Kc2 draw
8 Kd2 draw
9 Kd3 draw
10 Re3 draw
11 Rg2 draw
12 Rg4 draw
13 Rg8 draw
14 Rh3 draw
15 Rg1 loss in 4 half-moves
16 Rg5 loss in 4 half-moves
17 Rf3 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 1 half-moves