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 Ka1 draw
3 Kb1 draw
4 Kc1 draw
5 Ra8 draw
6 Rb8 draw
7 Rc8 draw
8 Re5 draw
9 Rg8 draw
10 Ka2 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Kf3 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves