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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd5 draw
5 Ke3 draw
6 Ke5 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Re3 draw
11 Re5 draw
12 Re6 draw
13 Re7 draw
14 Rf4 draw
15 Rg4 draw
16 Rh4 draw
17 Kc3 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves