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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Rh6 win in 3 half-moves
4 Rh7 win in 3 half-moves
5 Kb7 win in 5 half-moves
6 K4a5 draw
7 K4b5 draw
8 K6a5 draw
9 K6b5 draw
10 Ka3 draw
11 Kb3 draw
12 Kb4 draw
13 Kb6 draw
14 Ra8 draw
15 Rd8 draw
16 Rh3 draw
17 Rh5 draw
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves