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 Rh2 win in 3 half-moves
4 Rh4 win in 3 half-moves
5 Rf3 win in 9 half-moves
6 Kb4 draw
7 Kc2 draw
8 Kc4 draw
9 Kcd2 draw
10 Kcd3 draw
11 Kcd4 draw
12 Ke2 draw
13 Ke4 draw
14 Ked2 draw
15 Ked3 draw
16 Ked4 draw
17 Kf2 draw
18 Kf3 draw
19 Kf4 draw
20 Rg3 draw
21 Rh1 draw
22 Rh5 draw
23 Rh6 loss in 2 half-moves
24 Rh7 loss in 2 half-moves
25 Rh8 loss in 2 half-moves