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

EGTB: win in 2 half-moves

# move score
1 Kd1 win in 1 half-moves
2 Kf1 win in 1 half-moves
3 Re4 win in 1 half-moves
4 Re5 win in 1 half-moves
5 Re6 win in 1 half-moves
6 Kd2 loss in 2 half-moves
7 Kd3 loss in 2 half-moves
8 Ke3 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Ke1 loss in 1 half-moves
20 Ra7 loss in 1 half-moves