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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Re8 draw
5 Re1 loss in 2 half-moves
6 Re2 loss in 2 half-moves
7 Re3 loss in 2 half-moves
8 Re5 loss in 2 half-moves
9 Rf6 loss in 2 half-moves
10 Rg6 loss in 2 half-moves
11 Rh6 loss in 2 half-moves
12 Kd2 loss in 1 half-moves
13 Ke1 loss in 1 half-moves
14 Ke2 loss in 1 half-moves
15 Ra6 loss in 1 half-moves
16 Rb6 loss in 1 half-moves
17 Rc6 loss in 1 half-moves
18 Rd6 loss in 1 half-moves
19 Re7 loss in 1 half-moves