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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Ra8 draw
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Rb6 draw
8 Re8 draw
9 Rf8 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kgg1 loss in 2 half-moves
15 Kgh2 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Khg1 loss in 2 half-moves
18 Khh2 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves