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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Ka1 draw
6 Ka2 draw
7 Ka3 draw
8 Ka7 draw
9 Kb1 draw
10 Kb3 draw
11 Kb7 draw
12 Kc1 draw
13 Kc2 draw
14 Kc3 draw
15 Rc8 draw
16 Rd8 draw
17 Re8 draw
18 Rf8 draw
19 Ra7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves