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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Kb4 win in 1 half-moves
3 Kb6 win in 1 half-moves
4 Rc8 win in 1 half-moves
5 Re3 win in 1 half-moves
6 Re6 win in 1 half-moves
7 Re7 win in 1 half-moves
8 Ka4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves