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

EGTB: win in 4 half-moves

# move score
1 Re4 win in 3 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Rh1 draw
7 Rh2 draw
8 Rh3 draw
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kfg5 loss in 2 half-moves
15 Kfg6 loss in 2 half-moves
16 Kfg7 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Khg5 loss in 2 half-moves
20 Khg6 loss in 2 half-moves
21 Khg7 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh5 loss in 2 half-moves