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 Re8 win in 1 half-moves
3 Kd1 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Kd3 loss in 2 half-moves
6 Ke1 loss in 2 half-moves
7 Ke3 loss in 2 half-moves
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re3 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Ra7 loss in 1 half-moves
17 Rb7 loss in 1 half-moves
18 Re5 loss in 1 half-moves
19 Re6 loss in 1 half-moves
20 Rh7 loss in 1 half-moves