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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Rb8 win in 9 half-moves
3 Ra8 draw
4 Rd8 draw
5 Rh1 draw
6 Rh4 draw
7 Rh5 draw
8 Rh6 draw
9 K5c5 loss in 2 half-moves
10 K5c6 loss in 2 half-moves
11 K5e5 loss in 2 half-moves
12 K5e6 loss in 2 half-moves
13 K6c5 loss in 2 half-moves
14 K6c6 loss in 2 half-moves
15 K6e5 loss in 2 half-moves
16 K6e6 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Ke7 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh2 loss in 2 half-moves
27 Rh3 loss in 2 half-moves
28 Rh7 loss in 2 half-moves