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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Kg6 draw
5 Kh3 draw
6 Kh6 draw
7 Ra8 draw
8 Rb7 draw
9 Rf8 draw
10 Rh8 draw
11 K4g4 loss in 2 half-moves
12 K4g5 loss in 2 half-moves
13 K5g4 loss in 2 half-moves
14 K5g5 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves