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

EGTB: win in 2 half-moves

# move score
1 Ka8 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Re8 win in 1 half-moves
4 Ka6 draw
5 Kb6 draw
6 Kb7 draw
7 Rc1 draw
8 Rd1 draw
9 Re2 draw
10 Rf1 draw
11 Ra1 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves