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

EGTB: win in 2 half-moves

# move score
1 Kf4 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Re4 draw
4 Re5 draw
5 Re6 draw
6 Kd2 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kg8 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Ke4 loss in 1 half-moves