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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kcb6 win in 3 half-moves
3 Kd7 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Rd8 win in 3 half-moves
6 Kc7 win in 5 half-moves
7 Ra8 win in 15 half-moves
8 Ka4 draw
9 Ka6 draw
10 Kab5 draw
11 Kab6 draw
12 Kb4 draw
13 Kc5 draw
14 Kcb5 draw
15 Kd5 draw
16 Kd6 draw
17 Rc7 draw
18 Re8 draw
19 Rf8 draw
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves