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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ka8 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Kbb7 win in 3 half-moves
5 Ra8 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Kaa6 win in 13 half-moves
8 Kab7 draw
9 Ka5 loss in 2 half-moves
10 Kba6 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 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 Rh8 loss in 2 half-moves