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

EGTB: win in 4 half-moves

# move score
1 Rh1 win in 3 half-moves
2 Rh3 win in 5 half-moves
3 Ra8 draw
4 Rb8 draw
5 Rd8 draw
6 Rh2 draw
7 Rh4 draw
8 Rh5 draw
9 K1a1 loss in 2 half-moves
10 K1a2 loss in 2 half-moves
11 K1c1 loss in 2 half-moves
12 K1c2 loss in 2 half-moves
13 K2a1 loss in 2 half-moves
14 K2a2 loss in 2 half-moves
15 K2c1 loss in 2 half-moves
16 K2c2 loss in 2 half-moves
17 Ka3 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh6 loss in 2 half-moves
25 Rh7 loss in 2 half-moves