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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb4 win in 3 half-moves
3 Rb5 win in 3 half-moves
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rh8 draw
8 Ka1 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Ka5 loss in 2 half-moves
11 Kaa3 loss in 2 half-moves
12 Kab3 loss in 2 half-moves
13 Kb1 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kba3 loss in 2 half-moves
17 Kbb3 loss in 2 half-moves
18 Kc1 loss in 2 half-moves
19 Kc2 loss in 2 half-moves
20 Kc3 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves