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