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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kf6 win in 1 half-moves
3 Kg6 win in 1 half-moves
4 Re2 win in 1 half-moves
5 Re4 win in 1 half-moves
6 Re5 win in 1 half-moves
7 Ka7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Kb7 loss in 1 half-moves
19 Ke6 loss in 1 half-moves
20 Rb7 loss in 1 half-moves
21 Re6 loss in 1 half-moves