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 Kd3 draw
4 Kd4 draw
5 Ke1 draw
6 Ke4 draw
7 Kee2 draw
8 Kfe2 draw
9 Kg1 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra6 draw
14 Ra7 draw
15 Rb8 draw
16 Rc8 draw
17 Rd8 draw
18 Rf8 draw
19 Kef2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Kff2 loss in 2 half-moves
23 Kg2 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves