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

EGTB: win in 4 half-moves

# move score
1 Kab4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb3 win in 5 half-moves
4 Rc6 win in 5 half-moves
5 Kc4 win in 7 half-moves
6 Kcb4 win in 7 half-moves
7 Ka4 draw
8 Kb2 draw
9 Kb6 draw
10 Ra7 draw
11 Ra8 draw
12 Rb6 draw
13 Rh6 draw
14 Kc2 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves