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 Rh1 win in 5 half-moves
3 Rb2 draw
4 Rb7 draw
5 Rb8 draw
6 Rc1 draw
7 Rd1 draw
8 Re1 draw
9 Rf1 draw
10 K4g4 loss in 2 half-moves
11 K4g5 loss in 2 half-moves
12 K5g4 loss in 2 half-moves
13 K5g5 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves