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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Ra7 win in 3 half-moves
4 K4a5 draw
5 K4b5 draw
6 K6a5 draw
7 K6b5 draw
8 Ka3 draw
9 Kb4 draw
10 Kb6 draw
11 Rh8 draw
12 Kb3 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves