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 Kc6 draw
3 Re2 draw
4 Re3 draw
5 Re5 draw
6 Rf6 draw
7 Rg6 draw
8 Rh6 draw
9 Kc5 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Re8 loss in 2 half-moves