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

EGTB: win in 4 half-moves

# move score
1 Re7 win in 3 half-moves
2 Rh2 draw
3 Rh4 draw
4 Rh5 draw
5 Rh6 draw
6 Ka7 loss in 2 half-moves
7 Ka8 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kbc7 loss in 2 half-moves
10 Kbc8 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Kdc7 loss in 2 half-moves
15 Kdc8 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh8 loss in 2 half-moves