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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Rb5 draw
3 Ka1 loss in 2 half-moves
4 Ka4 loss in 2 half-moves
5 Kaa2 loss in 2 half-moves
6 Kab2 loss in 2 half-moves
7 Kba2 loss in 2 half-moves
8 Kbb2 loss in 2 half-moves
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Kb3 loss in 1 half-moves
21 Kb4 loss in 1 half-moves
22 Rb3 loss in 1 half-moves
23 Rb4 loss in 1 half-moves