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 Rg1 win in 3 half-moves
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rb8 draw
7 Rc1 draw
8 Rd1 draw
9 Rf1 draw
10 Rh1 draw
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Kfg5 loss in 2 half-moves
17 Kfg6 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kh4 loss in 2 half-moves
21 Kh6 loss in 2 half-moves
22 Khg5 loss in 2 half-moves
23 Khg6 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rb6 loss in 2 half-moves
27 Rb7 loss in 2 half-moves