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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Kc4 draw
3 Kd4 draw
4 Ke4 draw
5 Rb8 draw
6 Re2 draw
7 Re3 draw
8 Re4 draw
9 Re5 draw
10 Rg8 draw
11 Rh8 draw
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Kg1 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kg3 loss in 2 half-moves
20 Kh1 loss in 2 half-moves
21 Kh3 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf8 loss in 2 half-moves