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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Re2 draw
3 Rh4 draw
4 Rh5 draw
5 Rh6 draw
6 Rh7 draw
7 Ka1 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Kab1 loss in 2 half-moves
10 Kab2 loss in 2 half-moves
11 Kab3 loss in 2 half-moves
12 Kc1 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kcb1 loss in 2 half-moves
15 Kcb2 loss in 2 half-moves
16 Kcb3 loss in 2 half-moves
17 Kd1 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh8 loss in 2 half-moves