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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kb3 win in 5 half-moves
4 Kc3 win in 5 half-moves
5 Rc6 win in 5 half-moves
6 K4b4 draw
7 K4b5 draw
8 K5b4 draw
9 K5b5 draw
10 Kb6 draw
11 Kc6 draw
12 Ra8 draw
13 Rc7 draw
14 Re8 draw
15 K4d4 loss in 2 half-moves
16 K4d5 loss in 2 half-moves
17 K5d4 loss in 2 half-moves
18 K5d5 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves