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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Re5 win in 1 half-moves
3 Re7 win in 1 half-moves
4 Kc2 loss in 2 half-moves
5 Kc3 loss in 2 half-moves
6 Kc4 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rc8 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 Re6 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Ke3 loss in 1 half-moves
20 Ke4 loss in 1 half-moves
21 Re3 loss in 1 half-moves
22 Re4 loss in 1 half-moves