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 Rh1 win in 3 half-moves
3 Rb4 draw
4 Rb5 draw
5 Rb6 draw
6 Rb8 draw
7 Rc1 draw
8 Rd1 draw
9 Rf1 draw
10 Rg1 draw
11 Ke2 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kff4 loss in 2 half-moves
17 Kfg3 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kgf4 loss in 2 half-moves
21 Kgg3 loss in 2 half-moves
22 Kh3 loss in 2 half-moves
23 Kh4 loss in 2 half-moves
24 Kh5 loss in 2 half-moves
25 Ra1 loss in 2 half-moves
26 Rb2 loss in 2 half-moves
27 Rb3 loss in 2 half-moves
28 Rb7 loss in 2 half-moves