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 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Ke6 draw
6 Ke8 draw
7 Kf6 draw
8 Kf7 draw
9 Kf8 draw
10 Rb5 draw
11 Rc5 draw
12 Rd5 draw
13 Re1 draw
14 Re2 draw
15 Re3 draw
16 Re6 draw
17 Rg5 draw
18 Rh5 draw
19 Ra5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves