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 Ra8 win in 11 half-moves
3 Ka6 draw
4 Ka7 draw
5 Kb1 draw
6 Kb2 draw
7 Kb3 draw
8 Kb5 draw
9 Kb7 draw
10 Kc1 draw
11 Kc6 draw
12 Kc7 draw
13 Kd1 draw
14 Kd2 draw
15 Kd3 draw
16 Rc8 draw
17 Rd8 draw
18 Re8 draw
19 Kc3 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves