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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Re5 win in 3 half-moves
4 Rh2 win in 3 half-moves
5 Rh3 win in 3 half-moves
6 Rh4 win in 3 half-moves
7 Ke4 win in 5 half-moves
8 Rd5 win in 5 half-moves
9 Ke3 win in 7 half-moves
10 Ka2 draw
11 Ka4 draw
12 Kb2 draw
13 Kb3 draw
14 Kc2 draw
15 Kc3 draw
16 Kd2 draw
17 Kd4 draw
18 Ke2 draw
19 Rf5 draw
20 Rg5 draw
21 Rh1 draw
22 Rh6 draw
23 Ra5 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves