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