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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc3 win in 1 half-moves
3 Kb6 win in 5 half-moves
4 K3b4 win in 7 half-moves
5 Kb5 win in 7 half-moves
6 K5b4 draw
7 K3a4 loss in 2 half-moves
8 K5a4 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves