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

EGTB: win in 4 half-moves

# move score
1 K5b5 win in 3 half-moves
2 K5b6 win in 3 half-moves
3 K6b5 win in 3 half-moves
4 K6b6 win in 3 half-moves
5 Kb4 win in 3 half-moves
6 Kb7 win in 3 half-moves
7 Rb8 win in 3 half-moves
8 Rd8 win in 3 half-moves
9 Kd4 win in 5 half-moves
10 Ra5 win in 7 half-moves
11 Ra6 win in 7 half-moves
12 Kd7 win in 9 half-moves
13 Kc7 win in 11 half-moves
14 Kc4 win in 13 half-moves
15 K5d5 draw
16 K5d6 draw
17 K6d5 draw
18 K6d6 draw
19 Ra3 draw
20 Rc8 draw
21 Re8 draw
22 Rf8 draw
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Ra4 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh8 loss in 2 half-moves