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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Rh3 draw
3 Rh4 draw
4 Rh5 draw
5 Rh7 draw
6 Kb2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kcc2 loss in 2 half-moves
12 Kcd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Kdc2 loss in 2 half-moves
16 Kdd2 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh6 loss in 2 half-moves
23 Rh8 loss in 2 half-moves