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

EGTB: win in 4 half-moves

# move score
1 Re4 win in 3 half-moves
2 Rb8 draw
3 Rc8 draw
4 Rd8 draw
5 Re5 draw
6 Rh8 draw
7 Kd2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kee2 loss in 2 half-moves
11 Kee4 loss in 2 half-moves
12 Kef2 loss in 2 half-moves
13 Kef4 loss in 2 half-moves
14 Kfe2 loss in 2 half-moves
15 Kfe4 loss in 2 half-moves
16 Kff2 loss in 2 half-moves
17 Kff4 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kg3 loss in 2 half-moves
20 Kg4 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves