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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Ka3 draw
4 Ka4 draw
5 Ka5 draw
6 Ka7 draw
7 Kb3 draw
8 Kb5 draw
9 Kc3 draw
10 Kc4 draw
11 Kc5 draw
12 Rb8 draw
13 Rc1 draw
14 Rd8 draw
15 Rh8 draw
16 Rc2 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves