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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Re4 win in 1 half-moves
3 Rd8 draw
4 Ka5 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Ra8 loss in 2 half-moves
8 Re1 loss in 2 half-moves
9 Re2 loss in 2 half-moves
10 Re3 loss in 2 half-moves
11 Re5 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 K6b6 loss in 1 half-moves
18 K6b7 loss in 1 half-moves
19 K7b6 loss in 1 half-moves
20 K7b7 loss in 1 half-moves
21 Kb8 loss in 1 half-moves
22 Rb8 loss in 1 half-moves