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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Ra1 draw
3 Rb2 draw
4 Rb4 draw
5 Rb5 draw
6 Rb6 draw
7 Rf1 draw
8 Rh1 draw
9 K4e4 loss in 2 half-moves
10 K4e5 loss in 2 half-moves
11 K4g4 loss in 2 half-moves
12 K4g5 loss in 2 half-moves
13 K5e4 loss in 2 half-moves
14 K5e5 loss in 2 half-moves
15 K5g4 loss in 2 half-moves
16 K5g5 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kg6 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc1 loss in 2 half-moves
27 Rd1 loss in 2 half-moves
28 Re1 loss in 2 half-moves