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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kd7 draw
6 Kd8 draw
7 Rb8 draw
8 Rg8 draw
9 Rh8 draw
10 Kc6 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves