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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Ka7 draw
5 Kb6 draw
6 Kb7 draw
7 Rd8 draw
8 Re1 draw
9 Re5 draw
10 Re7 draw
11 Rf8 draw
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Re6 loss in 1 half-moves