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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Kd2 draw
3 Kd4 draw
4 Ke2 draw
5 Ke3 draw
6 Ke4 draw
7 Rc8 draw
8 Rd8 draw
9 Rg8 draw
10 Rh5 draw
11 Rh7 draw
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh6 loss in 2 half-moves