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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Ra7 win in 7 half-moves
5 Kb7 win in 11 half-moves
6 Kc7 win in 13 half-moves
7 Ra8 win in 15 half-moves
8 Ka5 win in 17 half-moves
9 Ka3 draw
10 Ka7 draw
11 Ka8 draw
12 Kb3 draw
13 Kc8 draw
14 Rc6 draw
15 Rd6 draw
16 Re6 draw
17 Ra5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh6 loss in 2 half-moves